{"protocol":"zfinia-machine-economy-graph-v0","generatedAt":"2026-09-09T10:30:34.232Z","entity":{"id":"mcp","type":"PROTOCOL","typeTags":[],"name":"Model Context Protocol","description":"Open protocol for connecting models to tools and data sources, published by Anthropic in November 2024. Payment is not a core MCP feature.","aliases":["MCP","paid 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9-08T04:05:18.866179Z","headline":"zFinia MCP server listed on the official MCP Registry","summary":"com.zfinia.api/intelligence is publicly listed. Remote is https://api.zfinia.com/mcp. MCP remains challenge-handoff, not a wallet.","entityIds":["zfinia","mcp-zfinia-intelligence","mcp-registry","mcp"],"sourceUrl":"https://registry.modelcontextprotocol.io/v0.1/servers?search=zfinia","evidence":{"sourceUrl":"https://registry.modelcontextprotocol.io/v0.1/servers?search=zfinia","sourceType":"official_registry","observedAt":"2026-09-08T04:05:18.866179Z","sourcePublishedAt":null,"retrievedAt":"2026-09-08T04:05:18.866179Z","excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"official_listing","independentlyCorroborated":false},"firstParty":true},{"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":"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":"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":"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":"anthropic-mcp-directory","type":"new_marketplace","at":"2025-01-15T00:00:00.000Z","headline":"MCP server directories become an agent discovery surface","summary":"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.","entityIds":["mcp","anthropic"],"sourceUrl":"https://github.com/modelcontextprotocol/servers","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},"firstParty":false},{"id":"mcp-anthropic-2024-11-25","type":"official_announcement","at":"2024-11-25T00:00:00.000Z","headline":"Anthropic open-sources the Model Context Protocol","summary":"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.","entityIds":["anthropic","mcp"],"sourceUrl":"https://www.anthropic.com/research/model-context-protocol","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},"firstParty":false},{"id":"mcp-spec-site","type":"version_update","at":"2024-11-25T00:00:00.000Z","headline":"modelcontextprotocol.io is the public MCP spec home","summary":"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.","entityIds":["mcp","anthropic"],"sourceUrl":"https://modelcontextprotocol.io/introduction","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},"firstParty":false}],"observations":[],"machineUrl":"/v1/graph/entities/mcp","humanUrl":"/entities/mcp"}