{"uid":"cap_2u0q7b6Bf87ajIf1Bh9Cv","slug":"p0-agent-economy-index-top-services-by-fee-volume-431e4eb9","name":"P0 Agent Economy Index — Top Services by Fee Volume","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-fees?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":"fees"}},"route":"/in-fees","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_65ERXyi5SbeJFlPwFL8nR","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the top x402 services ranked by 30-day unique paying wallets within the 'fees' tag, including call counts, prices, and payer counts per service.","exampleAgentPrompt":"Pull the current top 25 fee-tagged x402 services ranked by 30-day unique paying wallets from the P0 Agent Economy Index so I can see which fee APIs are most active in the agent market right now.","exampleUseCases":[{"title":"Benchmarking fee API demand for agent builders","prompt":"Show me the top fee-related x402 services by paying wallets over the last 30 days — I want to see which fee APIs real agents are actually paying for so I can decide which ones to integrate."},{"title":"Monitoring live fee-service market trends","prompt":"What does the current x402 fee service market look like? Pull the ranked list of fee-tagged services with their call counts and payer counts so I can track which ones are gaining traction."},{"title":"Competitive intelligence on fee-based agent services","prompt":"Get me the P0 index snapshot for fee-tagged x402 services — I need the service names, prices, and 30-day payer counts ranked by demand so I can evaluate the competitive landscape."}],"resultDescription":"A JSON object containing a ranked list of up to 25 x402 services tagged 'fees', each with service name, network, 30-day call count, USD price, resource URL, and 30-day unique payer count. Also includes query metadata (ranking criterion, operator, limit, tag filter), total matched service count, the declaring agent type, and a generation timestamp anchoring the snapshot.","failureModes":["No services tagged 'fees' currently indexed — returns empty services array","Upstream x402 indexing data stale or unavailable — may return outdated snapshot","Worker rate-limited or overloaded — HTTP 429 or 503","Malformed response if snapshot hash or scoring revision is unavailable","Payment not processed (x402 $0.008 USDC not fulfilled) — request rejected before data is returned"],"whenToPreferThis":"Choose this endpoint when you specifically need ranked discovery of x402 services in the 'fees' category sorted by real 30-day paying-wallet activity, with receipt-backed snapshot provenance. Prefer it over generic API directories when you need live agent-economy demand signals (actual payer counts and call volumes) rather than self-reported listings. Not suitable for L402, per-service MPP listings, or cross-protocol aggregate totals.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:35:18.377Z","isFirstParty":false,"canonicalSlug":"p0-agent-economy-index-top-services-by-fee-volume-431e4eb9"}