{"uid":"cap_UBCX9yWcYy4_CMVw4UEqd","slug":"mcp-registry-change-delta-feed-63802003","name":"MCP Registry Change Delta Feed","description":"Delta of the MCP registry since a daily baseline: added, removed, and changed (score/status) servers — the cheap habit endpoint for repeat callers.","url":"https://fresh-feeds.foomworks.workers.dev/feeds/mcp-registry/changes","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nbZx4CD4dodNMezPU21GX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the incremental delta of the MCP registry since the last daily baseline, listing added, removed, and changed (score/status) servers.","exampleAgentPrompt":"What's changed in the MCP registry since yesterday's baseline — any servers added, removed, or with updated quality scores?","exampleUseCases":null,"resultDescription":"A structured delta object listing MCP servers added since the daily baseline, servers that were removed, and servers whose quality score or status changed — enabling efficient incremental sync without re-fetching the full registry snapshot.","failureModes":["Baseline not yet established for the day — delta may be empty or return an error if baseline is pending","Payment failure via x402 — 402 response if USDC payment is not completed before the request","Stale or unavailable upstream registry — delta may reflect outdated source data","Empty delta if no changes occurred since the last baseline"],"whenToPreferThis":"Prefer this endpoint over the full MCP registry snapshot when you are a repeat caller who already has a recent snapshot and only needs incremental updates. It is significantly cheaper (same $0.02 price but far less data to process) and faster than re-fetching the full catalog. Use the full snapshot endpoint for cold starts or when you need guaranteed consistency.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:34:37.818Z","isFirstParty":false}