{"protocol":"zfinia-machine-economy-graph-v0","generatedAt":"2026-09-09T10:23:01.445Z","entity":{"id":"coinbase","type":"ORGANIZATION","typeTags":[],"name":"Coinbase","description":"Originator of the public x402 launch and operator of CDP facilitator and discovery APIs.","aliases":["CDP","Coinbase Developer 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Premier members listed include Adyen, AWS, American Express, Circle, Cloudflare, Coinbase, Google, Mastercard, Shopify, Stripe, Visa and others. 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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":"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":"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":"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":"base-l2-fees-enable-micropayments","type":"market_snapshot","at":"2025-05-06T00:00:00.000Z","headline":"Cheap L2 fees are the economic precondition x402 keeps citing","summary":"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.","entityIds":["base","coinbase","x402"],"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","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},"firstParty":false},{"id":"coinbase-x402-2025-05-06","type":"official_announcement","at":"2025-05-06T00:00:00.000Z","headline":"Coinbase introduces x402: stablecoin payments over HTTP 402","summary":"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.","entityIds":["coinbase","x402","base","cdp"],"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/x402","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},"firstParty":true},{"id":"coinbase-agentkit-openai-agents-2025-03-11","type":"official_announcement","at":"2025-03-11T00:00:00.000Z","headline":"Coinbase AgentKit adds launch-day support for OpenAI’s Agents SDK","summary":"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.","entityIds":["coinbase","agentkit","openai","cdp"],"sourceUrl":"https://www.coinbase.com/developer-platform/discover/launches/openai-agents-sdk","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},"firstParty":false},{"id":"coinbase-agentkit","type":"official_announcement","at":"2024-11-01T00:00:00.000Z","headline":"Coinbase AgentKit packages wallet actions for agents","summary":"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.","entityIds":["coinbase","agentkit","cdp"],"sourceUrl":"https://github.com/coinbase/agentkit","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},"firstParty":false}],"observations":[],"machineUrl":"/v1/graph/entities/coinbase","humanUrl":"/entities/coinbase"}