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Do not pay a resubmission fee. No self-buy.","aliases":[],"urls":["https://x402-list.com/api/v1/services?q=zfinia","https://x402-list.com/submit"],"identifiers":[{"kind":"directory_id","value":"x402_list"},{"kind":"domain","value":"x402-list.com"}],"firstParty":false,"evidence":{"sourceUrl":"https://x402-list.com/api/v1/services?q=zfinia","sourceType":"owned_directory_registry","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":"SUBMITTED_PENDING_REVIEW","method":"agent_directories_adapter","independentlyCorroborated":false}},{"id":"dir-x402scan","type":"DIRECTORY","typeTags":[],"name":"x402scan","description":"Exactly-once free origin registration already completed with 10 valid resources; secondary ownership verification remains unresolved. Treat x402scan as registered/read-only. Do not re-register, connect/sign a seller wallet, load a seller key, self-buy, or pay merely to influence verification or ranking.","aliases":[],"urls":["https://www.x402scan.com/api/health"],"identifiers":[{"kind":"directory_id","value":"x402scan"},{"kind":"domain","value":"x402scan.com"}],"firstParty":false,"evidence":{"sourceUrl":"https://www.x402scan.com/api/health","sourceType":"owned_directory_registry","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":"READ_ONLY_VERIFY","method":"agent_directories_adapter","independentlyCorroborated":false}},{"id":"ethereum","type":"NETWORK","typeTags":[],"name":"Ethereum","description":"L1 whose fee and account upgrades (including Pectra, 7 May 2025) are plumbing for L2 micropayments used by x402.","aliases":["Pectra"],"urls":["https://blog.ethereum.org/2025/05/07/pectra-mainnet"],"identifiers":[{"kind":"domain","value":"blog.ethereum.org"},{"kind":"url","value":"https://blog.ethereum.org/2025/05/07/pectra-mainnet"}],"firstParty":false,"evidence":{"sourceUrl":"https://zfinia.com/methodology","sourceType":"sourced_archive","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":"ARCHIVE_ENTITIES","method":"in_repo_sourced_archive","independentlyCorroborated":false}},{"id":"evt-acp-docs-home","type":"EVENT","typeTags":[],"name":"ACP documentation home states the job to be done: programmatic checkout","description":"The Agentic Commerce Protocol documentation home describes a programmatic exchange between buyers, their agents, and sellers to complete a purchase, with agents rendering checkout UI and sellers keeping existing back-end models and payment processing.","aliases":[],"urls":["https://www.agenticcommerce.dev/docs"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.agenticcommerce.dev/docs","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-acp-docs-sellers","type":"EVENT","typeTags":[],"name":"ACP docs define merchant checkout-session REST endpoints","description":"Official Agentic Commerce Protocol seller documentation specifies REST checkout session create/get/update/complete/cancel endpoints. Later versions require capability declarations in checkout responses. This is a different machine contract from x402’s 402 + header retry.","aliases":[],"urls":["https://www.agenticcommerce.dev/docs/getting-started/sellers"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.agenticcommerce.dev/docs/getting-started/sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-anthropic-computer-use-2024-10-22","type":"EVENT","typeTags":[],"name":"Anthropic releases computer use so Claude can operate a desktop","description":"On 22 October 2024 Anthropic put computer use in public beta on Claude 3.5 Sonnet. Developers can direct the model to look at a screen, move a cursor, click and type. Anthropic described the skill as experimental and error-prone. It is not a payment protocol, but it is a precondition for agents that can complete existing human workflows without a dedicated API.","aliases":[],"urls":["https://www.anthropic.com/news/3-5-models-and-computer-use"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.anthropic.com/news/3-5-models-and-computer-use","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2024-10-22","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-anthropic-mcp-directory","type":"EVENT","typeTags":[],"name":"MCP server directories become an agent discovery surface","description":"After MCP’s launch, multiple public directories listed community servers. These catalogs are discovery layers, not payment layers. They create the same PAYABLE ≠ DISCOVERABLE split Foundry already measures on x402.","aliases":[],"urls":["https://github.com/modelcontextprotocol/servers"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/modelcontextprotocol/servers","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-ap2-github-spec","type":"EVENT","typeTags":[],"name":"Google publishes the AP2 specification in an open GitHub repo","description":"The google-agentic-commerce/AP2 repository publishes the Agent Payments Protocol specification, including agent authorization. This is maintainer evidence of an implementation surface distinct from x402 HTTP headers.","aliases":[],"urls":["https://github.com/google-agentic-commerce/AP2/blob/main/docs/ap2/specification.md"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/google-agentic-commerce/AP2/blob/main/docs/ap2/specification.md","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2025-09-16","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-base-l2-fees-enable-micropayments","type":"EVENT","typeTags":[],"name":"Cheap L2 fees are the economic precondition x402 keeps citing","description":"The x402 announcement contrasts earlier Bitcoin-channel micropayment experiments with modern L2 fees on Base. The commercial claim is not that fees are zero; it is that they are low enough for API-priced calls. zFinia records this as a market precondition, not as a fee oracle.","aliases":[],"urls":["https://www.coinbase.com/developer-platform/discover/launches/x402"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-05-06","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-cdp-x402-discovery-resources","type":"EVENT","typeTags":[],"name":"CDP publishes machine-readable x402 resource discovery","description":"Coinbase Developer Platform exposes x402 discovery endpoints, including resource listings and merchant-by-payTo queries. These indexes are observations of listed resources and optional quality fields such as recent calls and unique payers. They are not Foundry revenue and not proof of independent demand for any one seller.","aliases":[],"urls":["https://docs.cdp.coinbase.com/x402/docs/welcome"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://docs.cdp.coinbase.com/x402/docs/welcome","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-08-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-circle-arc-announced-2025-08-12","type":"EVENT","typeTags":[],"name":"Circle introduces Arc, an L1 purpose-built for stablecoin finance","description":"On 12 August 2025 Circle introduced Arc, an open Layer-1 designed for stablecoin-native applications, EVM-compatible, with USDC as native gas. The post scheduled private then public testnet and a later mainnet beta. Arc is settlement/infrastructure, not a 402 payload spec.","aliases":[],"urls":["https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-08-12","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-circle-arc-public-testnet-2025-10-28","type":"EVENT","typeTags":[],"name":"Circle launches the Arc public testnet","description":"On 28 October 2025 Circle announced the public testnet for Arc, describing participation from more than one hundred companies across finance and infrastructure. Public testnet is not mainnet settlement and is not x402 volume.","aliases":[],"urls":["https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-10-28","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-circle-cctp","type":"EVENT","typeTags":[],"name":"Circle CCTP is how USDC moves across chains without a naive hop","description":"Circle’s Cross-Chain Transfer Protocol documentation describes burning and minting USDC across supported chains. Machine buyers that route across Base and other networks inherit this plumbing and its failure modes.","aliases":[],"urls":["https://www.circle.com/cross-chain-transfer-protocol"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.circle.com/cross-chain-transfer-protocol","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-06-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-circle-usdc-agent-settlement","type":"EVENT","typeTags":[],"name":"USDC is the default settlement asset across x402, Base and several agent rails","description":"Public x402, CDP and Base documentation consistently price and settle first-wave machine payments in USDC. Circle’s role is issuer infrastructure rather than a protocol competitor. zFinia treats USDC availability, chain support and attestation as market plumbing, not as a price prediction.","aliases":[],"urls":["https://www.circle.com/usdc"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.circle.com/usdc","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-09-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-cloudflare-monetization-gateway-x402","type":"EVENT","typeTags":[],"name":"Cloudflare Monetization Gateway puts x402 on any edge-protected resource","description":"Cloudflare announced a Monetization Gateway waitlist: customers can charge for any Cloudflare-protected asset, with verification at the edge. Launch settlement is described as stablecoins over x402, with work through the x402 Foundation. The post frames per-seat SaaS as a poor fit for one-shot agent requests.","aliases":[],"urls":["https://blog.cloudflare.com/monetization-gateway/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-07-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-cloudflare-pay-per-crawl-2025-07-01","type":"EVENT","typeTags":[],"name":"Cloudflare launches pay-per-crawl on HTTP 402","description":"On 1 July 2025 Cloudflare published pay-per-crawl in private beta. A crawler either presents payment intent and receives 200, or receives HTTP 402 with pricing. Cloudflare framed the experiment as infrastructure for an agentic web in which research agents can spend a budget to acquire content.","aliases":[],"urls":["https://blog.cloudflare.com/introducing-pay-per-crawl/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://blog.cloudflare.com/introducing-pay-per-crawl/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-07-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-coinbase-agentkit","type":"EVENT","typeTags":[],"name":"Coinbase AgentKit packages wallet actions for agents","description":"Coinbase open-sourced AgentKit so agents can perform wallet operations through a structured toolkit rather than raw key management in prompts. It sits next to CDP and x402: one stack for holding value, another for paying HTTP resources.","aliases":[],"urls":["https://github.com/coinbase/agentkit"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/coinbase/agentkit","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2024-11-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-coinbase-agentkit-openai-agents-2025-03-11","type":"EVENT","typeTags":[],"name":"Coinbase AgentKit adds launch-day support for OpenAI’s Agents SDK","description":"On 11 March 2025 Coinbase Developer Platform said AgentKit would support OpenAI’s Agents SDK on launch day, so developers could attach commercial/wallet capabilities to that orchestration kit. This is vendor documentation of an integration, not proof of independent paid volume.","aliases":[],"urls":["https://www.coinbase.com/developer-platform/discover/launches/openai-agents-sdk"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/openai-agents-sdk","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-03-11","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-coinbase-x402-2025-05-06","type":"EVENT","typeTags":[],"name":"Coinbase introduces x402: stablecoin payments over HTTP 402","description":"On 6 May 2025 Coinbase Developer Platform published x402. Servers return HTTP 402 with payment requirements; clients retry with a signed payment, typically USDC on cheap L2s such as Base. The announcement explicitly targets APIs, apps and AI agents. Documentation and a reference implementation were pointed at x402.org and GitHub.","aliases":[],"urls":["https://www.coinbase.com/developer-platform/discover/launches/x402"],"identifiers":[],"firstParty":true,"evidence":{"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-05-06","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-ethereum-pectra-2025-05-07","type":"EVENT","typeTags":[],"name":"Ethereum’s Pectra upgrade lands on mainnet","description":"On 7 May 2025 the Ethereum Foundation recorded the Pectra mainnet upgrade. Pectra is not an agent-payments protocol; it is base-layer plumbing that affects L2 costs and account features that wallets use. x402’s commercial claim still depends on cheap L2 fees remaining cheap.","aliases":[],"urls":["https://blog.ethereum.org/2025/05/07/pectra-mainnet"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://blog.ethereum.org/2025/05/07/pectra-mainnet","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2025-05-07","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-foundry-csv-profile-live","type":"EVENT","typeTags":[],"name":"Foundry CSV Profile remains a live x402 experiment, not independent revenue","description":"Foundry’s advertised x402 estate on Base mainnet includes CSV Profile and related deterministic utilities. Merchant-index observations can show listings and quality fields. Independent revenue remains US$0.000 unless a durable ledger proves otherwise. Historical owner tests are excluded.","aliases":[],"urls":["https://api.zfinia.com/services"],"identifiers":[],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/services","sourceType":"first_party","observedAt":null,"sourcePublishedAt":"2026-09-06","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-genius-act-2025-07-18","type":"EVENT","typeTags":[],"name":"The US GENIUS Act becomes Public Law 119-27","description":"On 18 July 2025 S.1582, the Guiding and Establishing National Innovation for U.S. Stablecoins Act, became Public Law 119-27. Enactment is not the same as the later effective date for issuer obligations, which the statute ties to eighteen months after enactment or 120 days after final implementing rules, whichever is earlier.","aliases":[],"urls":["https://www.congress.gov/bill/119th-congress/senate-bill/1582"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.congress.gov/bill/119th-congress/senate-bill/1582","sourceType":"standards_body","observedAt":null,"sourcePublishedAt":"2025-07-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-google-a2a-2025-04-09","type":"EVENT","typeTags":[],"name":"Google publishes Agent2Agent as an interoperability bet","description":"Google Cloud Next 2025 introduced Agent2Agent (A2A), an open protocol for agents from different vendors to exchange tasks and results. Public materials position A2A as complementary to MCP: MCP connects a model to tools; A2A connects agents to other agents.","aliases":[],"urls":["https://developers.googleblog.com/en/a2a-a-new-era-of-agent-interoperability/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://developers.googleblog.com/en/a2a-a-new-era-of-agent-interoperability/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-04-09","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-google-a2a-github","type":"EVENT","typeTags":[],"name":"Google publishes A2A in an open GitHub repository","description":"The google/A2A repository is the public implementation and specification surface for Agent2Agent. It does not replace MCP tool calling and it does not replace x402 or AP2 payments.","aliases":[],"urls":["https://github.com/google/A2A"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/google/A2A","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-04-09","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-google-ap2-2025-09-16","type":"EVENT","typeTags":[],"name":"Google announces the Agent Payments Protocol (AP2)","description":"On 16 September 2025 Google Cloud announced AP2, an open protocol developed with payments and technology firms so agents can initiate payments across methods. Google positions AP2 as usable as an extension of A2A and MCP, and as payment-agnostic rather than a stablecoin-only HTTP 402 overlay.","aliases":[],"urls":["https://cloud.google.com/blog/products/ai-machine-learning/announcing-agents-to-payments-ap2-protocol"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://cloud.google.com/blog/products/ai-machine-learning/announcing-agents-to-payments-ap2-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-09-16","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-govinfo-genius-act-pdf","type":"EVENT","typeTags":[],"name":"GovInfo hosts the enrolled GENIUS Act text as Public Law 119-27","description":"The Government Publishing Office hosts Public Law 119-27, the enrolled GENIUS Act, dated 18 July 2025. zFinia treats this PDF as TIER_A statutory evidence alongside Congress.gov’s bill tracker.","aliases":[],"urls":["https://www.govinfo.gov/content/pkg/PLAW-119publ27/pdf/PLAW-119publ27.pdf"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.govinfo.gov/content/pkg/PLAW-119publ27/pdf/PLAW-119publ27.pdf","sourceType":"standards_body","observedAt":null,"sourcePublishedAt":"2025-07-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-hn-pay-per-crawl-discussion","type":"EVENT","typeTags":[],"name":"Hacker News immediately linked Cloudflare’s 402 crawl experiment to x402","description":"The 1 July 2025 Hacker News thread on Cloudflare pay-per-crawl included comments identifying Coinbase x402 as a related HTTP 402 micropayment design. zFinia treats this as TIER_D/C community intelligence: awareness and objections, not adoption proof.","aliases":[],"urls":["https://news.ycombinator.com/item?id=44432385"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://news.ycombinator.com/item?id=44432385","sourceType":"public_forum","observedAt":null,"sourcePublishedAt":"2025-07-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"REPORTED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-linux-foundation-x402","type":"EVENT","typeTags":[],"name":"x402 Foundation language appears as multi-vendor governance","description":"Cloudflare’s Monetization Gateway announcement describes x402 as an open protocol built with a coalition of industry leaders via the x402 Foundation, with a Linux Foundation launch referenced in contemporaneous reporting. zFinia treats vendor blog claims of foundation status as TIER_B until the foundation’s own charter page is the primary source in-store.","aliases":[],"urls":["https://blog.cloudflare.com/monetization-gateway/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-04-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-linux-foundation-x402-intent-2026-04-02","type":"EVENT","typeTags":[],"name":"Linux Foundation announces it is launching the x402 Foundation","description":"On 2 April 2026, at MCP Dev Summit North America, the Linux Foundation announced it is launching the x402 Foundation with contribution of the x402 protocol from Coinbase. Named intending supporters included Cloudflare, Stripe, Visa, Mastercard, Circle, Google and others. This is a governance announcement, not a traffic print.","aliases":[],"urls":["https://www.linuxfoundation.org/press/linux-foundation-is-launching-the-x402-foundation-and-welcoming-the-contribution-of-the-x402-protocol"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.linuxfoundation.org/press/linux-foundation-is-launching-the-x402-foundation-and-welcoming-the-contribution-of-the-x402-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-04-02","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-linux-foundation-x402-operational-2026-07-14","type":"EVENT","typeTags":[],"name":"Linux Foundation announces operational launch of the x402 Foundation","description":"On 14 July 2026 the Linux Foundation announced the operational launch of the x402 Foundation and completed contribution of the protocol by Coinbase. Premier members listed include Adyen, AWS, American Express, Circle, Cloudflare, Coinbase, Google, Mastercard, Shopify, Stripe, Visa and others. Membership is not settlement volume.","aliases":[],"urls":["https://www.linuxfoundation.org/press/linux-foundation-announces-operational-launch-of-x402-foundation-to-standardize-internet-native-payments-for-ai-agents-and-applications"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.linuxfoundation.org/press/linux-foundation-announces-operational-launch-of-x402-foundation-to-standardize-internet-native-payments-for-ai-agents-and-applications","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-07-14","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-mastercard-agentic-payments","type":"EVENT","typeTags":[],"name":"Mastercard is named as a Tempo/MPP design partner for agent payments","description":"Tempo’s mainnet note lists Mastercard among partners working on mainnet payment use cases, and says MPP is extensible to card networks. This is partnership language, not a settlement-volume disclosure. zFinia files it as TIER_B/A official corporate communication depending on the primary source.","aliases":[],"urls":["https://tempo.xyz/blog/mainnet/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://tempo.xyz/blog/mainnet/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-mcp-anthropic-2024-11-25","type":"EVENT","typeTags":[],"name":"Anthropic open-sources the Model Context Protocol","description":"On 25 November 2024 Anthropic published MCP as an open protocol with SDKs and reference servers. The stated aim was to replace one-off tool integrations with a shared client-server contract. That contract later became the substrate for paid MCP and agent tool marketplaces.","aliases":[],"urls":["https://www.anthropic.com/research/model-context-protocol"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.anthropic.com/research/model-context-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2024-11-25","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-mcp-paid-tools-gap","type":"EVENT","typeTags":[],"name":"Paid MCP is still an overlay, not a core MCP feature","description":"MCP specifies how tools are described and invoked. It does not specify settlement. Cloudflare’s gateway, x402 challenge-handoff and MPP all propose to hang payment on the same tool call. Until the MCP spec itself names a payment profile, “paid MCP” remains a market category, not a single standard.","aliases":[],"urls":["https://blog.cloudflare.com/monetization-gateway/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-07-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-mcp-spec-site","type":"EVENT","typeTags":[],"name":"modelcontextprotocol.io is the public MCP spec home","description":"The public MCP documentation site is the protocol’s human/machine getting-started surface. It describes hosts, clients, servers, tools, resources and prompts. It does not specify settlement.","aliases":[],"urls":["https://modelcontextprotocol.io/introduction"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://modelcontextprotocol.io/introduction","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2024-11-25","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-mcp-typescript-sdk-releases","type":"EVENT","typeTags":[],"name":"MCP TypeScript SDK becomes the default client and server kit","description":"The modelcontextprotocol/typescript-sdk repository is the maintained TypeScript implementation of MCP clients and servers. Release tags are TIER_B maintainer evidence of protocol evolution. Paid MCP is not specified by the core SDK; it is an overlay that payment rails must attach.","aliases":[],"urls":["https://github.com/modelcontextprotocol/typescript-sdk"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/modelcontextprotocol/typescript-sdk","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-10-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-mcp-typescript-sdk-releases-page","type":"EVENT","typeTags":[],"name":"MCP TypeScript SDK release tags are a cadence signal","description":"The modelcontextprotocol/typescript-sdk releases page is the canonical tag list for the TypeScript MCP implementation. Paid MCP is not specified by the SDK; payment rails must attach.","aliases":[],"urls":["https://github.com/modelcontextprotocol/typescript-sdk/releases"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/modelcontextprotocol/typescript-sdk/releases","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-11-25","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-openai-agents-sdk-2025-03-11","type":"EVENT","typeTags":[],"name":"OpenAI ships the Agents SDK, Responses API and computer-use tools","description":"On 11 March 2025 OpenAI published tools for building agents: a Responses API, built-in web/file/computer-use tools, and an open-source Agents SDK for single- and multi-agent workflows. Payment is not specified by the SDK; wallet and 402 clients remain an overlay.","aliases":[],"urls":["https://openai.com/index/new-tools-for-building-agents/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://openai.com/index/new-tools-for-building-agents/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-03-11","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-openai-apps-agents-commerce","type":"EVENT","typeTags":[],"name":"Agent commerce protocols proliferate beyond crypto-native stacks","description":"Through 2025–2026, incumbent payments and model vendors published overlapping agent-commerce interfaces. Stripe describes an Agentic Commerce Protocol alongside MPP and x402 support. Visa shipped Intelligent Commerce. The overlapping vocabulary is a classification problem for buyers and a coverage obligation for zFinia.","aliases":[],"urls":["https://stripe.com/blog/machine-payments-protocol"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://stripe.com/blog/machine-payments-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-openai-instant-checkout-2025-09-29","type":"EVENT","typeTags":[],"name":"OpenAI opens Instant Checkout and publishes ACP as an open standard","description":"OpenAI’s 29 September 2025 note describes Instant Checkout powered by ACP, built with Stripe, and open-sources the protocol so other agents and merchants can implement checkout sessions. This is in-chat retail, not an API micropayment 402.","aliases":[],"urls":["https://openai.com/index/buy-it-in-chatgpt/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://openai.com/index/buy-it-in-chatgpt/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-openai-operator-2025-01-23","type":"EVENT","typeTags":[],"name":"OpenAI introduces Operator, a computer-use agent","description":"On 23 January 2025 OpenAI introduced Operator, an agent that can use a web browser to perform tasks. Computer-use agents can complete human checkout flows; they do not by themselves create a machine-native payment rail.","aliases":[],"urls":["https://openai.com/index/introducing-operator/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://openai.com/index/introducing-operator/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-01-23","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-payai-facilitator","type":"EVENT","typeTags":[],"name":"PayAI appears as an alternative x402 facilitator in official seller docs","description":"x402 seller documentation lists facilitator.payai.network alongside CDP for mainnet examples. That is TIER_B evidence that facilitation is not a Coinbase monopoly even when Coinbase originated the protocol.","aliases":[],"urls":["https://docs.x402.org/getting-started/quickstart-for-sellers"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-payai-network-home","type":"EVENT","typeTags":[],"name":"PayAI publishes a public facilitator home","description":"PayAI’s public site exists alongside its listing in official x402 seller documentation as facilitator.payai.network. That is TIER_B vendor evidence that facilitation is not a Coinbase-only function.","aliases":[],"urls":["https://payai.network/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://payai.network/","sourceType":"vendor_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-rfc-9110-http-402","type":"EVENT","typeTags":[],"name":"HTTP 402 was reserved for payments long before x402","description":"HTTP 402 Payment Required has been reserved in the HTTP status registry for decades. RFC 9110 continues that reservation. x402, MPP and Cloudflare pay-per-crawl are overlays that finally put a payload on a reserved code. They are not IETF replacements of HTTP.","aliases":[],"urls":["https://www.rfc-editor.org/rfc/rfc9110.html#name-402-payment-required"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.rfc-editor.org/rfc/rfc9110.html#name-402-payment-required","sourceType":"standards_body","observedAt":null,"sourcePublishedAt":"2022-06-06","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-solana-x402-support","type":"EVENT","typeTags":[],"name":"x402 seller docs list Solana alongside Base","description":"Official seller documentation lists Base mainnet, Base Sepolia, Solana mainnet and Solana devnet as CAIP-2 identifiers. Foundry’s production policy remains Base USDC receive-only. Editorial coverage must not collapse the protocol to one chain.","aliases":[],"urls":["https://docs.x402.org/getting-started/quickstart-for-sellers"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-stablecoin-agent-wallets-pattern","type":"EVENT","typeTags":[],"name":"Agent wallets converge on stablecoins plus policy limits","description":"Across Visa Intelligent Commerce, x402 and MPP, the shared design is: the human sets a budget and allowed counterparties; the agent spends inside that envelope; settlement is a stable unit or a card token. The protocols disagree on rail, not on the control problem.","aliases":[],"urls":["https://developer.visa.com/use-cases/visa-intelligent-commerce-for-agents"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://developer.visa.com/use-cases/visa-intelligent-commerce-for-agents","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-stripe-mpp-blog","type":"EVENT","typeTags":[],"name":"Stripe documents MPP as an internet-native way for agents to pay","description":"Stripe published MPP as an open standard co-authored with Tempo. Agents request an API, MCP server or HTTP resource; the service returns a payment request; the agent authorizes; Stripe businesses see the payment like any other PaymentIntent. Stripe also states payment support for both MPP and x402 inside a broader agentic commerce stack.","aliases":[],"urls":["https://stripe.com/blog/machine-payments-protocol"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://stripe.com/blog/machine-payments-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-stripe-openai-acp-2025-09-29","type":"EVENT","typeTags":[],"name":"Stripe and OpenAI release the Agentic Commerce Protocol with Instant Checkout","description":"On 29 September 2025 Stripe announced that it powers Instant Checkout in ChatGPT and released the Agentic Commerce Protocol, co-developed with OpenAI. US ChatGPT users could buy from US Etsy businesses in-chat, with Shopify merchants described as coming soon. ACP is a merchant checkout-session standard, not Coinbase x402.","aliases":[],"urls":["https://stripe.com/newsroom/news/stripe-openai-instant-checkout"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://stripe.com/newsroom/news/stripe-openai-instant-checkout","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-techcrunch-google-ap2-2025-09-16","type":"EVENT","typeTags":[],"name":"Trade press same-day coverage of AP2 is corroboration, not a primary source","description":"TechCrunch reported Google’s AP2 launch on 16 September 2025, describing backing from merchants and financial institutions. zFinia treats this as TIER_C corroboration of an already TIER_A official announcement.","aliases":[],"urls":["https://techcrunch.com/2025/09/16/google-launches-new-protocol-for-agent-driven-purchases/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://techcrunch.com/2025/09/16/google-launches-new-protocol-for-agent-driven-purchases/","sourceType":"trade_press","observedAt":null,"sourcePublishedAt":"2025-09-16","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"REPORTED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-tempo-mainnet-mpp-2026-03-18","type":"EVENT","typeTags":[],"name":"Tempo mainnet ships with Stripe-coauthored Machine Payments Protocol","description":"On 18 March 2026 Tempo announced public mainnet RPC and introduced MPP, co-authored with Stripe. MPP lets an agent request a resource, receive a 402 challenge, authorize payment, and receive the resource. Tempo says Visa, Stripe and Lightspark have extended MPP across cards, platform methods and Lightning. Stripe’s own blog presents MPP as an open standard for agent payments, including settlement into existing Stripe balances.","aliases":[],"urls":["https://tempo.xyz/blog/mainnet/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://tempo.xyz/blog/mainnet/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-visa-intelligent-commerce-2025-04-30","type":"EVENT","typeTags":[],"name":"Visa Intelligent Commerce opens the card network to AI agents","description":"On 30 April 2025 Visa announced Intelligent Commerce at its Global Product Drop. The program exposes APIs so an authenticated agent can use a tokenized Visa credential under user-set controls. Named collaborators included Anthropic, OpenAI, Stripe and others. This is delegated card-rail commerce, not a stablecoin HTTP 402 protocol.","aliases":[],"urls":["https://usa.visa.com/about-visa/newsroom/press-releases.releaseId.21361.html"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://usa.visa.com/about-visa/newsroom/press-releases.releaseId.21361.html","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-04-30","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-x402-docs-seller-quickstart","type":"EVENT","typeTags":[],"name":"x402 seller docs distinguish test facilitator from CDP mainnet","description":"Official seller documentation instructs developers not to reuse https://x402.org/facilitator on mainnet routes. Production examples include the CDP facilitator at api.cdp.coinbase.com/platform/v2/x402 and facilitator.payai.network. Supported networks listed include Base mainnet eip155:8453 and Solana.","aliases":[],"urls":["https://docs.x402.org/getting-started/quickstart-for-sellers"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-x402-http-transport-v2","type":"EVENT","typeTags":[],"name":"x402 HTTP transport specifies 402 headers, not body-only protocol","description":"The x402 HTTP transport spec states that servers signal payment with HTTP 402 and a PAYMENT-REQUIRED header, clients send PAYMENT-SIGNATURE, and servers return PAYMENT-RESPONSE. Response bodies are an implementation concern; protocol information lives in headers.","aliases":[],"urls":["https://github.com/x402-foundation/x402/blob/main/specs/transports-v2/http.md"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/x402-foundation/x402/blob/main/specs/transports-v2/http.md","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2026-02-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-x402-npm-core","type":"EVENT","typeTags":[],"name":"@x402/core becomes the reference TypeScript client/server SDK","description":"The @x402/core, @x402/evm, @x402/fetch and @x402/express packages are the maintained TypeScript implementation path used by sellers and buyers. Version lines in the 2.x series indicate HTTP-header transport rather than early prototypes.","aliases":[],"urls":["https://github.com/coinbase/x402"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://github.com/coinbase/x402","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-09-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-x402-org-home","type":"EVENT","typeTags":[],"name":"x402.org is the public protocol home","description":"The public x402 site is the protocol’s public entrypoint. Seller documentation elsewhere warns that the x402.org facilitator is for testnets; production examples point at CDP and other facilitators.","aliases":[],"urls":["https://www.x402.org/"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.x402.org/","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-05-06","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-x402-org-quickstart","type":"EVENT","typeTags":[],"name":"x402.org quickstart is the buyer/seller on-ramp","description":"The public x402 getting-started quickstart is the documented on-ramp for implementing a 402 server or client. It is TIER_B documentation evidence of how the protocol wants to be used.","aliases":[],"urls":["https://docs.x402.org/getting-started/quickstart"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-05-06","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-x402scan-directories","type":"EVENT","typeTags":[],"name":"Third-party x402 directories appear beside official Bazaar","description":"Alongside CDP merchant discovery, community and vendor directories began listing x402 resources. zFinia treats unofficial scrapes as TIER_C/D unless corroborated by official protocol or on-chain evidence. Official CDP merchant-by-payTo remains the preferred index for owned-estate verification.","aliases":[],"urls":["https://www.coinbase.com/developer-platform/discover/launches/x402"],"identifiers":[],"firstParty":false,"evidence":{"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","sourceType":"market_observation","observedAt":null,"sourcePublishedAt":"2025-11-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"REPORTED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-zfinia-pivot-2026-09-07","type":"EVENT","typeTags":[],"name":"zFinia becomes the public intelligence brand for the machine economy","description":"On 7 September 2026 the operator cancelled public investment in the zFinia personal-finance app and repositioned zFinia as a media, data and intelligence company for the machine economy. Foundry remains the private engine. This record is first-party and is not independent market evidence.","aliases":[],"urls":["https://zfinia.com/about"],"identifiers":[],"firstParty":true,"evidence":{"sourceUrl":"https://zfinia.com/about","sourceType":"first_party","observedAt":null,"sourcePublishedAt":"2026-09-07","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"foundry","type":"ORGANIZATION","typeTags":[],"name":"Foundry","description":"Private machine-commerce engine operated by the same owner as zFinia. Not a public consumer brand.","aliases":["FOUND-001"],"urls":["https://api.zfinia.com/services"],"identifiers":[{"kind":"domain","value":"api.zfinia.com"},{"kind":"url","value":"https://api.zfinia.com/services"}],"firstParty":true,"evidence":{"sourceUrl":"https://zfinia.com/methodology","sourceType":"sourced_archive","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":"ARCHIVE_ENTITIES","method":"in_repo_sourced_archive","independentlyCorroborated":false}},{"id":"google","type":"ORGANIZATION","typeTags":[],"name":"Google","description":"Announced Agent2Agent protocol for cross-vendor agent tasking.","aliases":["A2A"],"urls":["https://developers.googleblog.com/en/a2a-a-new-era-of-agent-interoperability/"],"identifiers":[{"kind":"domain","value":"developers.googleblog.com"},{"kind":"url","value":"https://developers.googleblog.com/en/a2a-a-new-era-of-agent-interoperability"}],"firstParty":false,"evidence":{"sourceUrl":"https://zfinia.com/methodology","sourceType":"sourced_archive","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":"ARCHIVE_ENTITIES","method":"in_repo_sourced_archive","independentlyCorroborated":false}},{"id":"http","type":"PROTOCOL","typeTags":[],"name":"HTTP","description":"The internet application protocol. 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The key length follows from the length of the encoded public key, so a short RSA key is readable from the record itself with no cryptography. Reports a key shorter than a stated minimum; a selector left in testing mode, which asks receivers to treat a failure as unsigned so it cannot contribute to DMARC alignment however correctly it signs; a revoked key, with its consequence; and a key type verifiers do not implement.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/dkim-record-audit"],"identifiers":[{"kind":"service_id","value":"dkim_record_audit"},{"kind":"route","value":"/x402/v1/dkim-record-audit"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-json_schema_compatibility","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"json schema compatibility","description":"Decide whether a schema change breaks your clients, and which ones. Classifies every change by the audience it breaks: producers construct the payload, consumers read it. Adding a required field breaks senders; adding an enum value breaks readers. A change it cannot classify is reported as unclassified and never counted as safe.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/json-schema-compatibility"],"identifiers":[{"kind":"service_id","value":"json_schema_compatibility"},{"kind":"route","value":"/x402/v1/json-schema-compatibility"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-json_schema_migration_impact","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"json schema migration impact","description":"Decide whether a schema change is safe to ship, with evidence. Returns the compatibility verdict for your clients and, separately, how many of the real payloads you supply would newly be rejected, with the failing constraints ranked by how many payloads each costs. A breaking change nothing relies on is a different decision from one that rejects a tenth of your traffic.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/json-schema-migration-impact"],"identifiers":[{"kind":"service_id","value":"json_schema_migration_impact"},{"kind":"route","value":"/x402/v1/json-schema-migration-impact"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-lockfile_change_report","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"lockfile change report","description":"Compare two lockfiles and report what a manifest diff cannot see. Reports newly installed transitive packages, resolved version moves with breaking risk, a registry that changed, and the most serious finding available here: the same version with a different integrity hash, meaning the artifact behind a version that was supposed to be immutable is not the one that was there before.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/lockfile-change-report"],"identifiers":[{"kind":"service_id","value":"lockfile_change_report"},{"kind":"route","value":"/x402/v1/lockfile-change-report"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-machine_economy_changes_since","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"machine economy changes since","description":"When your agent already checked zFinia and needs only material machine-economy changes since its last cursor, use this tool. Returns delta items and nextCursor for the next poll; empty items is valid. Pay 10000 atomic USDC on Base via exact x402. MCP does not pay.","aliases":[],"urls":["https://api.zfinia.com/v1/intelligence/changes-since"],"identifiers":[{"kind":"service_id","value":"machine_economy_changes_since"},{"kind":"route","value":"/v1/intelligence/changes-since"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-merchant_contract_regression_report","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"merchant contract regression report","description":"Compare a merchant service contract with a caller-supplied baseline before deployment. Reports breaking input/output, price, route, network, asset, and payee changes with reproducible hashes and fixes. No URL fetching or security audit. Pay 50000 atomic USDC on Base via exact x402.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/merchant-contract-regression-report"],"identifiers":[{"kind":"service_id","value":"merchant_contract_regression_report"},{"kind":"route","value":"/x402/v1/merchant-contract-regression-report"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-openapi_endpoint_inventory_diff","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"openapi endpoint inventory diff","description":"See which operations were added, removed, deprecated or renamed between two OpenAPI documents. Flags a removal that was never preceded by a deprecation, an operationId change that renames the method in every generated client, and a duplicated operationId that no generator can resolve.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/openapi-endpoint-inventory-diff"],"identifiers":[{"kind":"service_id","value":"openapi_endpoint_inventory_diff"},{"kind":"route","value":"/x402/v1/openapi-endpoint-inventory-diff"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-openapi_parameter_contract_audit","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"openapi parameter contract audit","description":"Audit a real request against the OpenAPI document it should satisfy. Matches the operation the way a router would, checks every path, query and header parameter against its declared schema, validates the body against the declared media type, and reports whether the credential the declared security scheme expects is present. You supply the request, so this works against an API nothing external can reach.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/openapi-parameter-contract-audit"],"identifiers":[{"kind":"service_id","value":"openapi_parameter_contract_audit"},{"kind":"route","value":"/x402/v1/openapi-parameter-contract-audit"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-openapi_response_conformance_audit","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"openapi response conformance audit","description":"Audit a real response against what the OpenAPI document promises for that operation. Resolves the declared status exactly, by range such as 2XX, or through default, checks declared response headers are present, and validates the body against the declared schema for its media type. Catches an implementation that has drifted from its own published contract.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/openapi-response-conformance-audit"],"identifiers":[{"kind":"service_id","value":"openapi_response_conformance_audit"},{"kind":"route","value":"/x402/v1/openapi-response-conformance-audit"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-page_fingerprint","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"page fingerprint","description":"Fetch a reviewed public page and return SHA-256 hashes of both the raw HTML and the visible text, with byte and character counts. Two hashes because they answer different questions: the HTML hash moves when anything at all changes, the text hash moves only when the content a reader would notice does.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/page-fingerprint"],"identifiers":[{"kind":"service_id","value":"page_fingerprint"},{"kind":"route","value":"/x402/v1/page-fingerprint"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-page_json_ld","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"page json ld","description":"Fetch a reviewed public page and return every JSON-LD structured-data block it declares, parsed. No script is executed. A block that is malformed is reported as a named warning rather than being silently dropped, so a caller can tell an empty page from a broken one.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/page-json-ld"],"identifiers":[{"kind":"service_id","value":"page_json_ld"},{"kind":"route","value":"/x402/v1/page-json-ld"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-page_links","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"page links","description":"Fetch a reviewed public page and return its links with resolved absolute URLs and anchor text, the canonical URL, the declared meta robots directive, and how many links leave the host. Relative hrefs are resolved against the page, so a caller never has to guess a base.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/page-links"],"identifiers":[{"kind":"service_id","value":"page_links"},{"kind":"route","value":"/x402/v1/page-links"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-page_markdown","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"page markdown","description":"Fetch a reviewed public page and return its readable content as Markdown, with headings and list structure preserved. Script, style and template content is removed, and nav and aside elements plus anything marked role=\"navigation\" are excluded from the text. Returns the licence and creator, because this content is reusable only on those terms. Truncation at any bound is reported, never silent.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/page-markdown"],"identifiers":[{"kind":"service_id","value":"page_markdown"},{"kind":"route","value":"/x402/v1/page-markdown"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-page_metadata","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"page metadata","description":"Fetch a reviewed public page and return its title, every meta and Open Graph tag, and the canonical URL. No JavaScript is executed and no script content is read. Returns the licence and creator for the content alongside it, so reuse terms travel with the result.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/page-metadata"],"identifiers":[{"kind":"service_id","value":"page_metadata"},{"kind":"route","value":"/x402/v1/page-metadata"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-page_tables","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"page tables","description":"Fetch a reviewed public page and return its HTML tables as arrays of rows and cells. Bounded to ten tables, fifty rows each and twenty cells per row, and every bound that is reached is named in the warnings so a truncated table is never mistaken for a short one.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/page-tables"],"identifiers":[{"kind":"service_id","value":"page_tables"},{"kind":"route","value":"/x402/v1/page-tables"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-public_catalog_offer_evidence","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"public catalog offer evidence","description":"Convert caller-supplied authorized public product-page HTML containing schema.org Product JSON-LD into normalized Product/Offer evidence with SHA-256 provenance; no URL fetching, browser execution, or price-currentness claim.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/catalog-offer-evidence-extractor"],"identifiers":[{"kind":"service_id","value":"public_catalog_offer_evidence"},{"kind":"route","value":"/x402/v1/catalog-offer-evidence-extractor"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-security_header_diff","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"security header diff","description":"Compare a fixed list of ten security-relevant response headers across two releases and name the specific reverts. Reports a header removed, added or changed, and separately a reduced Strict-Transport-Security max-age, dropped includeSubDomains, a newly permitted unsafe-inline or unsafe-eval, and a Content-Security-Policy that moved from enforcing to report-only so it no longer blocks anything. Observable differences only, not an assessment of whether either configuration is adequate.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/security-header-diff"],"identifiers":[{"kind":"service_id","value":"security_header_diff"},{"kind":"route","value":"/x402/v1/security-header-diff"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-tabular_contract_audit","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"tabular contract audit","description":"Audit your own delimited data against a contract you declare, and get one pass/fail plus the exact row and clause of every breach. Checks types, required values, enums, numeric bounds, lengths, patterns, uniqueness, composite primary keys, null-rate ceilings, header drift and encoding damage in one pass. A pass means the audit was complete and nothing broke, so a file beyond the bounds reports incomplete rather than passing. Nothing is fetched: you supply the rows.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/tabular-contract-audit"],"identifiers":[{"kind":"service_id","value":"tabular_contract_audit"},{"kind":"route","value":"/x402/v1/tabular-contract-audit"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-telemetry_attribute_contract_audit","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"telemetry attribute contract audit","description":"Audit telemetry attributes against a contract, and against the thing a schema cannot see: cardinality. Reports missing required attributes, undeclared attributes, an attribute appearing as two types across the batch, and an attribute whose distinct values exceed your limit - because in a metrics backend each distinct value is a separate series, and that is how an index or a bill explodes.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/telemetry-attribute-contract-audit"],"identifiers":[{"kind":"service_id","value":"telemetry_attribute_contract_audit"},{"kind":"route","value":"/x402/v1/telemetry-attribute-contract-audit"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-website_evidence_pack","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"website evidence pack","description":"Everything a reviewed public page declares, in one call and one fetch: title, meta and Open Graph, canonical, robots directive, JSON-LD with its schema.org types, resolved links with an external count, tables, content fingerprints, and readable Markdown. Replaces six separate extraction calls, and adds the cross-checks none of them can make alone — a canonical that disagrees with the URL you asked for, a page declaring noindex, missing structured data.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/website-evidence-pack"],"identifiers":[{"kind":"service_id","value":"website_evidence_pack"},{"kind":"route","value":"/x402/v1/website-evidence-pack"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-x402_endpoint_health","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"x402 endpoint health","description":"Is this paid endpoint answering right now? Returns whether it serves a payment challenge, how many well-formed priced offers it carries, which warnings would actually break a payment as opposed to merely making the call harder to construct, and a single payable_now flag. Reports only what was observed; it makes no judgement about the seller.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/x402-endpoint-health"],"identifiers":[{"kind":"service_id","value":"x402_endpoint_health"},{"kind":"route","value":"/x402/v1/x402-endpoint-health"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-x402_endpoint_preflight","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"x402 endpoint preflight","description":"Find out what an x402 endpoint will charge before you pay it. Probes the endpoint, reads the challenge from the header or the body, and returns the decoded price, network, asset and payTo plus the declared input and output schemas. Never sends a payment. Only reviewed origins are reachable, and a redirect is refused rather than followed.","aliases":[],"urls":["https://api.zfinia.com/x402/v1/x402-endpoint-preflight"],"identifiers":[{"kind":"service_id","value":"x402_endpoint_preflight"},{"kind":"route","value":"/x402/v1/x402-endpoint-preflight"}],"firstParty":true,"evidence":{"sourceUrl":"https://api.zfinia.com/.well-known/x402.json","sourceType":"owned_x402_catalog","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"product_registry_adapter","independentlyCorroborated":false}},{"id":"svc-x402_merchant_readiness_audit","type":"X402_RESOURCE","typeTags":["PAID_API","SERVICE","PRODUCT"],"name":"x402 merchant readiness audit","description":"Is this merchant safe to depend on? Audits up to ten x402 endpoints in one call and returns a verdict — ready, partially ready or not ready — with the specific blockers. Checks each endpoint serves a payable challenge with well-formed terms and a declared input schema, and adds the cross-endpoint check no single probe can make: whether every endpoint pays the same recipient. 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Foundry remains the private engine. This record is first-party and is not independent market evidence.","entityIds":["zfinia","foundry"],"sourceUrl":"https://zfinia.com/about","evidence":{"sourceUrl":"https://zfinia.com/about","sourceType":"first_party","observedAt":null,"sourcePublishedAt":"2026-09-07","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":true},{"id":"foundry-csv-profile-live","type":"first_party_product","at":"2026-09-06T00:00:00.000Z","headline":"Foundry CSV Profile remains a live x402 experiment, not independent revenue","summary":"Foundry’s advertised x402 estate on Base mainnet includes CSV Profile and related deterministic utilities. Merchant-index observations can show listings and quality fields. Independent revenue remains US$0.000 unless a durable ledger proves otherwise. 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Membership is not settlement volume.","entityIds":["x402-foundation","x402","linux-foundation","cloudflare","coinbase","stripe","visa","mastercard","circle"],"sourceUrl":"https://www.linuxfoundation.org/press/linux-foundation-announces-operational-launch-of-x402-foundation-to-standardize-internet-native-payments-for-ai-agents-and-applications","evidence":{"sourceUrl":"https://www.linuxfoundation.org/press/linux-foundation-announces-operational-launch-of-x402-foundation-to-standardize-internet-native-payments-for-ai-agents-and-applications","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-07-14","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"cloudflare-monetization-gateway-x402","type":"official_announcement","at":"2026-07-01T00:00:00.000Z","headline":"Cloudflare Monetization Gateway puts x402 on any edge-protected resource","summary":"Cloudflare announced a Monetization Gateway waitlist: customers can charge for any Cloudflare-protected asset, with verification at the edge. Launch settlement is described as stablecoins over x402, with work through the x402 Foundation. The post frames per-seat SaaS as a poor fit for one-shot agent requests.","entityIds":["cloudflare","x402","x402-foundation"],"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","evidence":{"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-07-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"mcp-paid-tools-gap","type":"unmet_need","at":"2026-07-01T00:00:00.000Z","headline":"Paid MCP is still an overlay, not a core MCP feature","summary":"MCP specifies how tools are described and invoked. It does not specify settlement. Cloudflare’s gateway, x402 challenge-handoff and MPP all propose to hang payment on the same tool call. Until the MCP spec itself names a payment profile, “paid MCP” remains a market category, not a single standard.","entityIds":["mcp","cloudflare","x402","mpp"],"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","evidence":{"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-07-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"linux-foundation-x402-intent-2026-04-02","type":"standards","at":"2026-04-02T00:00:00.000Z","headline":"Linux Foundation announces it is launching the x402 Foundation","summary":"On 2 April 2026, at MCP Dev Summit North America, the Linux Foundation announced it is launching the x402 Foundation with contribution of the x402 protocol from Coinbase. Named intending supporters included Cloudflare, Stripe, Visa, Mastercard, Circle, Google and others. This is a governance announcement, not a traffic print.","entityIds":["x402-foundation","x402","linux-foundation","coinbase","cloudflare","stripe"],"sourceUrl":"https://www.linuxfoundation.org/press/linux-foundation-is-launching-the-x402-foundation-and-welcoming-the-contribution-of-the-x402-protocol","evidence":{"sourceUrl":"https://www.linuxfoundation.org/press/linux-foundation-is-launching-the-x402-foundation-and-welcoming-the-contribution-of-the-x402-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-04-02","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"linux-foundation-x402","type":"standards","at":"2026-04-01T00:00:00.000Z","headline":"x402 Foundation language appears as multi-vendor governance","summary":"Cloudflare’s Monetization Gateway announcement describes x402 as an open protocol built with a coalition of industry leaders via the x402 Foundation, with a Linux Foundation launch referenced in contemporaneous reporting. zFinia treats vendor blog claims of foundation status as TIER_B until the foundation’s own charter page is the primary source in-store.","entityIds":["x402-foundation","x402","cloudflare","linux-foundation"],"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","evidence":{"sourceUrl":"https://blog.cloudflare.com/monetization-gateway/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-04-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"mastercard-agentic-payments","type":"official_announcement","at":"2026-03-18T00:00:00.000Z","headline":"Mastercard is named as a Tempo/MPP design partner for agent payments","summary":"Tempo’s mainnet note lists Mastercard among partners working on mainnet payment use cases, and says MPP is extensible to card networks. This is partnership language, not a settlement-volume disclosure. zFinia files it as TIER_B/A official corporate communication depending on the primary source.","entityIds":["mastercard","tempo","mpp"],"sourceUrl":"https://tempo.xyz/blog/mainnet/","evidence":{"sourceUrl":"https://tempo.xyz/blog/mainnet/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"openai-apps-agents-commerce","type":"company_move","at":"2026-03-18T00:00:00.000Z","headline":"Agent commerce protocols proliferate beyond crypto-native stacks","summary":"Through 2025–2026, incumbent payments and model vendors published overlapping agent-commerce interfaces. Stripe describes an Agentic Commerce Protocol alongside MPP and x402 support. Visa shipped Intelligent Commerce. The overlapping vocabulary is a classification problem for buyers and a coverage obligation for zFinia.","entityIds":["stripe","visa","x402","mpp"],"sourceUrl":"https://stripe.com/blog/machine-payments-protocol","evidence":{"sourceUrl":"https://stripe.com/blog/machine-payments-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"stablecoin-agent-wallets-pattern","type":"analysis_seed","at":"2026-03-18T00:00:00.000Z","headline":"Agent wallets converge on stablecoins plus policy limits","summary":"Across Visa Intelligent Commerce, x402 and MPP, the shared design is: the human sets a budget and allowed counterparties; the agent spends inside that envelope; settlement is a stable unit or a card token. The protocols disagree on rail, not on the control problem.","entityIds":["visa","x402","mpp"],"sourceUrl":"https://developer.visa.com/use-cases/visa-intelligent-commerce-for-agents","evidence":{"sourceUrl":"https://developer.visa.com/use-cases/visa-intelligent-commerce-for-agents","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"stripe-mpp-blog","type":"official_announcement","at":"2026-03-18T00:00:00.000Z","headline":"Stripe documents MPP as an internet-native way for agents to pay","summary":"Stripe published MPP as an open standard co-authored with Tempo. Agents request an API, MCP server or HTTP resource; the service returns a payment request; the agent authorizes; Stripe businesses see the payment like any other PaymentIntent. Stripe also states payment support for both MPP and x402 inside a broader agentic commerce stack.","entityIds":["stripe","tempo","mpp","x402"],"sourceUrl":"https://stripe.com/blog/machine-payments-protocol","evidence":{"sourceUrl":"https://stripe.com/blog/machine-payments-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"tempo-mainnet-mpp-2026-03-18","type":"official_announcement","at":"2026-03-18T00:00:00.000Z","headline":"Tempo mainnet ships with Stripe-coauthored Machine Payments Protocol","summary":"On 18 March 2026 Tempo announced public mainnet RPC and introduced MPP, co-authored with Stripe. MPP lets an agent request a resource, receive a 402 challenge, authorize payment, and receive the resource. Tempo says Visa, Stripe and Lightspark have extended MPP across cards, platform methods and Lightning. Stripe’s own blog presents MPP as an open standard for agent payments, including settlement into existing Stripe balances.","entityIds":["tempo","stripe","visa","mastercard","mpp"],"sourceUrl":"https://tempo.xyz/blog/mainnet/","evidence":{"sourceUrl":"https://tempo.xyz/blog/mainnet/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2026-03-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"x402-http-transport-v2","type":"protocol_release","at":"2026-02-01T00:00:00.000Z","headline":"x402 HTTP transport specifies 402 headers, not body-only protocol","summary":"The x402 HTTP transport spec states that servers signal payment with HTTP 402 and a PAYMENT-REQUIRED header, clients send PAYMENT-SIGNATURE, and servers return PAYMENT-RESPONSE. Response bodies are an implementation concern; protocol information lives in headers.","entityIds":["x402","x402-foundation"],"sourceUrl":"https://github.com/x402-foundation/x402/blob/main/specs/transports-v2/http.md","evidence":{"sourceUrl":"https://github.com/x402-foundation/x402/blob/main/specs/transports-v2/http.md","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2026-02-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"payai-facilitator","type":"new_product","at":"2026-01-15T00:00:00.000Z","headline":"PayAI appears as an alternative x402 facilitator in official seller docs","summary":"x402 seller documentation lists facilitator.payai.network alongside CDP for mainnet examples. That is TIER_B evidence that facilitation is not a Coinbase monopoly even when Coinbase originated the protocol.","entityIds":["payai","x402","cdp"],"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"payai-network-home","type":"new_product","at":"2026-01-15T00:00:00.000Z","headline":"PayAI publishes a public facilitator home","summary":"PayAI’s public site exists alongside its listing in official x402 seller documentation as facilitator.payai.network. That is TIER_B vendor evidence that facilitation is not a Coinbase-only function.","entityIds":["payai","x402"],"sourceUrl":"https://payai.network/","evidence":{"sourceUrl":"https://payai.network/","sourceType":"vendor_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"solana-x402-support","type":"protocol_release","at":"2026-01-15T00:00:00.000Z","headline":"x402 seller docs list Solana alongside Base","summary":"Official seller documentation lists Base mainnet, Base Sepolia, Solana mainnet and Solana devnet as CAIP-2 identifiers. Foundry’s production policy remains Base USDC receive-only. Editorial coverage must not collapse the protocol to one chain.","entityIds":["x402","solana","base"],"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"x402-docs-seller-quickstart","type":"version_update","at":"2026-01-15T00:00:00.000Z","headline":"x402 seller docs distinguish test facilitator from CDP mainnet","summary":"Official seller documentation instructs developers not to reuse https://x402.org/facilitator on mainnet routes. Production examples include the CDP facilitator at api.cdp.coinbase.com/platform/v2/x402 and facilitator.payai.network. Supported networks listed include Base mainnet eip155:8453 and Solana.","entityIds":["x402","cdp","payai","coinbase"],"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","evidence":{"sourceUrl":"https://docs.x402.org/getting-started/quickstart-for-sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2026-01-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"mcp-typescript-sdk-releases-page","type":"repository_release","at":"2025-11-25T00:00:00.000Z","headline":"MCP TypeScript SDK release tags are a cadence signal","summary":"The modelcontextprotocol/typescript-sdk releases page is the canonical tag list for the TypeScript MCP implementation. Paid MCP is not specified by the SDK; payment rails must attach.","entityIds":["mcp","anthropic"],"sourceUrl":"https://github.com/modelcontextprotocol/typescript-sdk/releases","evidence":{"sourceUrl":"https://github.com/modelcontextprotocol/typescript-sdk/releases","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-11-25","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"x402scan-directories","type":"new_directory","at":"2025-11-01T00:00:00.000Z","headline":"Third-party x402 directories appear beside official Bazaar","summary":"Alongside CDP merchant discovery, community and vendor directories began listing x402 resources. zFinia treats unofficial scrapes as TIER_C/D unless corroborated by official protocol or on-chain evidence. Official CDP merchant-by-payTo remains the preferred index for owned-estate verification.","entityIds":["x402","bazaar"],"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","evidence":{"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","sourceType":"market_observation","observedAt":null,"sourcePublishedAt":"2025-11-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"REPORTED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"circle-arc-public-testnet-2025-10-28","type":"official_announcement","at":"2025-10-28T00:00:00.000Z","headline":"Circle launches the Arc public testnet","summary":"On 28 October 2025 Circle announced the public testnet for Arc, describing participation from more than one hundred companies across finance and infrastructure. Public testnet is not mainnet settlement and is not x402 volume.","entityIds":["circle","arc","usdc","visa"],"sourceUrl":"https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx","evidence":{"sourceUrl":"https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-10-28","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"mcp-typescript-sdk-releases","type":"repository_release","at":"2025-10-01T00:00:00.000Z","headline":"MCP TypeScript SDK becomes the default client and server kit","summary":"The modelcontextprotocol/typescript-sdk repository is the maintained TypeScript implementation of MCP clients and servers. Release tags are TIER_B maintainer evidence of protocol evolution. Paid MCP is not specified by the core SDK; it is an overlay that payment rails must attach.","entityIds":["mcp","anthropic"],"sourceUrl":"https://github.com/modelcontextprotocol/typescript-sdk","evidence":{"sourceUrl":"https://github.com/modelcontextprotocol/typescript-sdk","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-10-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"acp-docs-home","type":"version_update","at":"2025-09-29T00:00:00.000Z","headline":"ACP documentation home states the job to be done: programmatic checkout","summary":"The Agentic Commerce Protocol documentation home describes a programmatic exchange between buyers, their agents, and sellers to complete a purchase, with agents rendering checkout UI and sellers keeping existing back-end models and payment processing.","entityIds":["acp","stripe","openai"],"sourceUrl":"https://www.agenticcommerce.dev/docs","evidence":{"sourceUrl":"https://www.agenticcommerce.dev/docs","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"acp-docs-sellers","type":"version_update","at":"2025-09-29T00:00:00.000Z","headline":"ACP docs define merchant checkout-session REST endpoints","summary":"Official Agentic Commerce Protocol seller documentation specifies REST checkout session create/get/update/complete/cancel endpoints. Later versions require capability declarations in checkout responses. This is a different machine contract from x402’s 402 + header retry.","entityIds":["acp","stripe","openai"],"sourceUrl":"https://www.agenticcommerce.dev/docs/getting-started/sellers","evidence":{"sourceUrl":"https://www.agenticcommerce.dev/docs/getting-started/sellers","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"openai-instant-checkout-2025-09-29","type":"official_announcement","at":"2025-09-29T00:00:00.000Z","headline":"OpenAI opens Instant Checkout and publishes ACP as an open standard","summary":"OpenAI’s 29 September 2025 note describes Instant Checkout powered by ACP, built with Stripe, and open-sources the protocol so other agents and merchants can implement checkout sessions. This is in-chat retail, not an API micropayment 402.","entityIds":["openai","stripe","acp"],"sourceUrl":"https://openai.com/index/buy-it-in-chatgpt/","evidence":{"sourceUrl":"https://openai.com/index/buy-it-in-chatgpt/","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"stripe-openai-acp-2025-09-29","type":"official_announcement","at":"2025-09-29T00:00:00.000Z","headline":"Stripe and OpenAI release the Agentic Commerce Protocol with Instant Checkout","summary":"On 29 September 2025 Stripe announced that it powers Instant Checkout in ChatGPT and released the Agentic Commerce Protocol, co-developed with OpenAI. US ChatGPT users could buy from US Etsy businesses in-chat, with Shopify merchants described as coming soon. ACP is a merchant checkout-session standard, not Coinbase x402.","entityIds":["stripe","openai","acp"],"sourceUrl":"https://stripe.com/newsroom/news/stripe-openai-instant-checkout","evidence":{"sourceUrl":"https://stripe.com/newsroom/news/stripe-openai-instant-checkout","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-09-29","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"ap2-github-spec","type":"protocol_release","at":"2025-09-16T00:00:00.000Z","headline":"Google publishes the AP2 specification in an open GitHub repo","summary":"The google-agentic-commerce/AP2 repository publishes the Agent Payments Protocol specification, including agent authorization. This is maintainer evidence of an implementation surface distinct from x402 HTTP headers.","entityIds":["google","ap2"],"sourceUrl":"https://github.com/google-agentic-commerce/AP2/blob/main/docs/ap2/specification.md","evidence":{"sourceUrl":"https://github.com/google-agentic-commerce/AP2/blob/main/docs/ap2/specification.md","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2025-09-16","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"google-ap2-2025-09-16","type":"official_announcement","at":"2025-09-16T00:00:00.000Z","headline":"Google announces the Agent Payments Protocol (AP2)","summary":"On 16 September 2025 Google Cloud announced AP2, an open protocol developed with payments and technology firms so agents can initiate payments across methods. Google positions AP2 as usable as an extension of A2A and MCP, and as payment-agnostic rather than a stablecoin-only HTTP 402 overlay.","entityIds":["google","ap2","a2a","mcp"],"sourceUrl":"https://cloud.google.com/blog/products/ai-machine-learning/announcing-agents-to-payments-ap2-protocol","evidence":{"sourceUrl":"https://cloud.google.com/blog/products/ai-machine-learning/announcing-agents-to-payments-ap2-protocol","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-09-16","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"techcrunch-google-ap2-2025-09-16","type":"community_signal","at":"2025-09-16T00:00:00.000Z","headline":"Trade press same-day coverage of AP2 is corroboration, not a primary source","summary":"TechCrunch reported Google’s AP2 launch on 16 September 2025, describing backing from merchants and financial institutions. zFinia treats this as TIER_C corroboration of an already TIER_A official announcement.","entityIds":["google","ap2"],"sourceUrl":"https://techcrunch.com/2025/09/16/google-launches-new-protocol-for-agent-driven-purchases/","evidence":{"sourceUrl":"https://techcrunch.com/2025/09/16/google-launches-new-protocol-for-agent-driven-purchases/","sourceType":"trade_press","observedAt":null,"sourcePublishedAt":"2025-09-16","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"REPORTED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"circle-usdc-agent-settlement","type":"official_announcement","at":"2025-09-15T00:00:00.000Z","headline":"USDC is the default settlement asset across x402, Base and several agent rails","summary":"Public x402, CDP and Base documentation consistently price and settle first-wave machine payments in USDC. Circle’s role is issuer infrastructure rather than a protocol competitor. zFinia treats USDC availability, chain support and attestation as market plumbing, not as a price prediction.","entityIds":["circle","usdc"],"sourceUrl":"https://www.circle.com/usdc","evidence":{"sourceUrl":"https://www.circle.com/usdc","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-09-15","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"x402-npm-core","type":"repository_release","at":"2025-09-01T00:00:00.000Z","headline":"@x402/core becomes the reference TypeScript client/server SDK","summary":"The @x402/core, @x402/evm, @x402/fetch and @x402/express packages are the maintained TypeScript implementation path used by sellers and buyers. Version lines in the 2.x series indicate HTTP-header transport rather than early prototypes.","entityIds":["x402","coinbase"],"sourceUrl":"https://github.com/coinbase/x402","evidence":{"sourceUrl":"https://github.com/coinbase/x402","sourceType":"github_maintainer","observedAt":null,"sourcePublishedAt":"2025-09-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"circle-arc-announced-2025-08-12","type":"official_announcement","at":"2025-08-12T00:00:00.000Z","headline":"Circle introduces Arc, an L1 purpose-built for stablecoin finance","summary":"On 12 August 2025 Circle introduced Arc, an open Layer-1 designed for stablecoin-native applications, EVM-compatible, with USDC as native gas. The post scheduled private then public testnet and a later mainnet beta. Arc is settlement/infrastructure, not a 402 payload spec.","entityIds":["circle","usdc","arc"],"sourceUrl":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance","evidence":{"sourceUrl":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-08-12","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"cdp-x402-discovery-resources","type":"market_snapshot","at":"2025-08-01T00:00:00.000Z","headline":"CDP publishes machine-readable x402 resource discovery","summary":"Coinbase Developer Platform exposes x402 discovery endpoints, including resource listings and merchant-by-payTo queries. These indexes are observations of listed resources and optional quality fields such as recent calls and unique payers. They are not Foundry revenue and not proof of independent demand for any one seller.","entityIds":["cdp","coinbase","x402","bazaar"],"sourceUrl":"https://docs.cdp.coinbase.com/x402/docs/welcome","evidence":{"sourceUrl":"https://docs.cdp.coinbase.com/x402/docs/welcome","sourceType":"authoritative_documentation","observedAt":null,"sourcePublishedAt":"2025-08-01","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"OBSERVED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"genius-act-2025-07-18","type":"standards","at":"2025-07-18T00:00:00.000Z","headline":"The US GENIUS Act becomes Public Law 119-27","summary":"On 18 July 2025 S.1582, the Guiding and Establishing National Innovation for U.S. Stablecoins Act, became Public Law 119-27. Enactment is not the same as the later effective date for issuer obligations, which the statute ties to eighteen months after enactment or 120 days after final implementing rules, whichever is earlier.","entityIds":["circle","usdc"],"sourceUrl":"https://www.congress.gov/bill/119th-congress/senate-bill/1582","evidence":{"sourceUrl":"https://www.congress.gov/bill/119th-congress/senate-bill/1582","sourceType":"standards_body","observedAt":null,"sourcePublishedAt":"2025-07-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"govinfo-genius-act-pdf","type":"standards","at":"2025-07-18T00:00:00.000Z","headline":"GovInfo hosts the enrolled GENIUS Act text as Public Law 119-27","summary":"The Government Publishing Office hosts Public Law 119-27, the enrolled GENIUS Act, dated 18 July 2025. zFinia treats this PDF as TIER_A statutory evidence alongside Congress.gov’s bill tracker.","entityIds":["circle","usdc"],"sourceUrl":"https://www.govinfo.gov/content/pkg/PLAW-119publ27/pdf/PLAW-119publ27.pdf","evidence":{"sourceUrl":"https://www.govinfo.gov/content/pkg/PLAW-119publ27/pdf/PLAW-119publ27.pdf","sourceType":"standards_body","observedAt":null,"sourcePublishedAt":"2025-07-18","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"cloudflare-pay-per-crawl-2025-07-01","type":"official_announcement","at":"2025-07-01T00:00:00.000Z","headline":"Cloudflare launches pay-per-crawl on HTTP 402","summary":"On 1 July 2025 Cloudflare published pay-per-crawl in private beta. A crawler either presents payment intent and receives 200, or receives HTTP 402 with pricing. 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objections, not adoption 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