{"uid":"cap_RPdjlT4pdWDFroySDab01","slug":"x402-bazaar-rank-stablecoins-filter-444890a9","name":"x402 Bazaar Rank – Stablecoins Filter","description":"An open index of the machine-to-machine (agent) economy. x402 routes: ranked discovery over the live x402 service market, every indexed service scored by real 30-day calls and paying-wallet bounds, with a receipt naming the snapshot hash and scoring revision. /economy routes, for Tempo MPP, Virtuals ACP, Olas, Masumi, ERC-8004 agent registries, Solana agent registries, Base agent contracts and MCP servers (Official MCP Registry): each protocol's published figures (agent or server counts, transactions or payment events; payers and USD volume only where the source publishes them: payers for x402 and Tempo MPP, USD volume for x402 and Virtuals ACP), each with its unit, window and source; units differ, so totals are not summed. L402 and per-service MPP listings are not covered.","url":"https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/in-stablecoins?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"count":25,"query":{"by":"payers","op":"top","limit":25,"where":{"tag":"stablecoins"}},"route":"/in-stablecoins","matched":359,"services":[{"name":"forecast api","network":"eip155:8453","calls30d":310,"priceUsd":0.01,"resource":"https://api.example.com/forecast","payers30d":42}],"declaredBy":"agent","generatedAt":"2026-09-17T12:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.032","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":"$0.032/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.032","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.032","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Y6dvHFkp8XJIgZTxEolxl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.032","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a ranked list of the top stablecoin-tagged x402 services, scored by real 30-day call volume and unique paying-wallet counts, with a signed snapshot receipt.","exampleAgentPrompt":"Show me the top 25 stablecoin-tagged services on the x402 bazaar, ranked by how many paying wallets they've had in the last 30 days, and include the snapshot receipt so I can verify the scoring revision.","exampleUseCases":[{"title":"Discover active stablecoin payment APIs","prompt":"What are the most-used stablecoin APIs on the x402 market right now? I want to see how many calls and unique paying wallets each one had in the last 30 days."},{"title":"Evaluate stablecoin service market depth","prompt":"I'm researching the x402 ecosystem — can you pull the ranked list of stablecoin-tagged services and tell me how many total services matched and what the top ones charge per call?"},{"title":"Verify snapshot before integrating a service","prompt":"Before I integrate an x402 stablecoin service, can you grab the current bazaar ranking for stablecoin APIs and give me the snapshot hash and scoring revision so I can audit the data provenance?"}],"resultDescription":"A JSON object containing the total count of matched services, the query parameters used, the route called, and an ordered array of services each with name, network (e.g. eip155:8453), 30-day call count, price in USD, resource URL, and unique payers in 30 days. Also includes metadata fields: declaredBy, generatedAt timestamp, and a receipt identifying the snapshot hash and scoring revision.","failureModes":["No stablecoin-tagged services indexed yet — returns empty services array with count 0","Upstream index unavailable — may return 5xx from the Cloudflare Worker","Stale snapshot — generatedAt timestamp may lag real-time market state","Payment not confirmed — x402 payment of $0.004 USDC rejected or wallet insufficient, resulting in 402 response"],"whenToPreferThis":"Choose this endpoint when you specifically need to discover x402-protocol services tagged with stablecoins, ranked by real usage signals (call volume + unique payers) rather than self-reported metadata. Prefer it over generic API directories when you need verifiable on-chain payment provenance and a signed snapshot receipt for auditability. Not suitable for discovering non-stablecoin x402 services or for non-x402 API marketplaces.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T12:56:14.596Z","isFirstParty":false,"canonicalSlug":"x402-bazaar-rank-stablecoins-filter-444890a9"}