{"uid":"cap_5rRz5lPdTgt4fu6hjq3TV","slug":"p0-agent-economy-index-in-payment-top-services-by-paying-wallets-1c07f2d9","name":"P0 Agent Economy Index – /in-payment (Top Services by Paying Wallets)","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-payment?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":"payment"}},"route":"/in-payment","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_PVLKQHDaNZD1qHGcurXKq","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 x402 services sorted by 30-day unique paying wallets, with call counts, price, and calls-per-payer ratio for each service.","exampleAgentPrompt":"Show me the top 25 x402 services ranked by unique paying wallets over the last 30 days — I want to see which agent-economy APIs are actually getting real payments right now.","exampleUseCases":[{"title":"Scout highest-demand agent APIs","prompt":"Which x402 services have the most unique paying wallets this month? Give me the top 25 so I can see what agent APIs are actually popular in the machine-to-machine economy."},{"title":"Evaluate x402 service before integrating","prompt":"Before I integrate a new data feed, can you check the x402 bazaar index and tell me how many unique payers the forecast API has had in the last 30 days and what it costs per call?"},{"title":"Monitor agent economy market trends","prompt":"Pull the latest x402 market snapshot ranked by payers and tell me which services have the best calls-per-payer ratio — I want to spot underpriced or underused APIs worth building on."}],"resultDescription":"A JSON object containing a ranked array of x402 services (up to the requested limit), each with service name, network, 30-day call count, USD price, resource URL, and 30-day unique paying wallet count. The response also includes the total matched service count, the query parameters used, the route, who declared the data, and a generatedAt timestamp anchoring the snapshot.","failureModes":["Invalid or missing tag parameter returns an empty result set or 400 error","Network congestion on Cloudflare Workers may cause intermittent 502/504 responses","Stale index data if the underlying x402scan crawler has not refreshed within the 30-day window","Payment of 0.032 USDC not fulfilled returns 402 Payment Required before data is served","Limit parameter exceeding the indexed service count returns fewer results than requested with no error"],"whenToPreferThis":"Choose this endpoint when you need a live, payment-validated ranking of x402 services specifically by unique paying wallets — ideal for agent discovery flows, market research on the machine-to-machine economy, or competitive analysis of which APIs real agents are paying for. Prefer this over generic API directories when you need on-chain payment proof and 30-day recency rather than self-reported stats.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T18:45:40.361Z","isFirstParty":false,"canonicalSlug":"p0-agent-economy-index-in-payment-top-services-by-paying-wallets-1c07f2d9"}