{"uid":"cap_haowxnGhcVSTQ3e1QDOcn","slug":"x402-bazaar-rank-usdc-deep-60e55828","name":"x402 Bazaar Rank – USDC Deep","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-usdc-deep?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":100,"where":{"tag":"usdc"}},"route":"/in-usdc-deep","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":"0.064","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_dmG7WtCBlA73llmmP-NAk","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 a ranked list of live x402 services filtered by USDC tag, scored by 30-day call volume and unique paying-wallet counts, with a verifiable snapshot receipt.","exampleAgentPrompt":"Show me the top USDC-accepting x402 services ranked by how many unique paying wallets used them in the last 30 days — I want to see which APIs have the most real traction right now.","exampleUseCases":[{"title":"Discover trending USDC payment APIs","prompt":"Which x402 services tagged USDC are getting the most calls and unique payers right now? Give me a ranked list so I can see which ones have real market traction."},{"title":"Evaluate x402 market before launching service","prompt":"I'm thinking of launching a new x402 API. Can you pull the current USDC-deep rankings so I can see what price points and categories are winning in the live market today?"},{"title":"Agent selects highest-demand paid API","prompt":"I need my agent to pick the best-performing USDC-priced x402 service for data enrichment. Pull the ranked USDC discovery list and tell me which service has the most paying wallets in the last 30 days."}],"resultDescription":"A JSON object containing a ranked array of up to 100 x402 services filtered by the USDC tag, each entry including service name, network (e.g. eip155:8453), 30-day call count, price in USD, resource URL, and unique payer count — plus query metadata, total matched count, snapshot generation timestamp, and a receipt naming the snapshot hash and scoring revision for auditability.","failureModes":["No services match the USDC tag filter — returns empty services array with count 0","Snapshot data is stale if the indexer has not processed recent blocks — generatedAt timestamp reveals age","Payment not included or insufficient — returns HTTP 402 requiring $0.02 USDC via x402 protocol","Worker cold start or Cloudflare edge timeout — transient 500 or 504 error","Malformed query parameters may return 400 with validation error"],"whenToPreferThis":"Choose this endpoint when you specifically need live, usage-ranked discovery of x402 services that accept USDC, verified by real 30-day call and payer data rather than static listings. Prefer it over generic API directories when you need verifiable demand signals (wallet counts, call volumes) with an auditable snapshot receipt — especially useful for agents selecting the highest-traction paid API or analyzing the USDC segment of the x402 market.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:53:09.158Z","isFirstParty":false,"canonicalSlug":"x402-bazaar-rank-usdc-deep-60e55828"}