{"uid":"cap_TEPC-qwJyMYNxqvsuZ5lZ","slug":"x402-bazaar-rank-fundamentals-d325c05b","name":"x402 Bazaar Rank – Fundamentals","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-fundamentals?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":"fundamentals"}},"route":"/in-fundamentals","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_M2Mwtm7Rwhtvd4tuJK64H","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 the top x402 services tagged 'fundamentals', ranked by 30-day unique paying wallets and call volume, with a verifiable snapshot receipt.","exampleAgentPrompt":"Show me the top 25 x402 services tagged 'fundamentals', ranked by the most unique paying wallets over the last 30 days, including their call counts and prices.","exampleUseCases":[{"title":"Discover top fundamentals APIs","prompt":"What are the highest-demand x402 services in the fundamentals category right now? I want to see which ones have the most paying wallets over the past 30 days."},{"title":"Vet a fundamentals service before integrating","prompt":"Before I build on top of an x402 fundamentals API, can you pull the ranked list so I can see which services have real usage — actual paying wallets and call counts — not just listings?"},{"title":"Monitor fundamentals market trends","prompt":"Can you check the x402 bazaar rank for fundamentals-tagged services and tell me how many are currently indexed and which ones are at the top by payer count?"}],"resultDescription":"A JSON object containing a ranked list of up to 25 x402 services tagged 'fundamentals', each with name, network, 30-day call count, 30-day unique payer count, USD price, and resource URL. Also includes total matched count, query metadata, snapshot hash, scoring revision, and a generatedAt timestamp for auditability.","failureModes":["No services indexed under 'fundamentals' tag returns empty services array","Snapshot hash unavailable if index is being refreshed","Network timeouts if the Cloudflare Worker is cold-starting","Malformed response if the scoring revision changes between requests","Returns stale data if the 30-day window has not yet been refreshed"],"whenToPreferThis":"Use this endpoint when you specifically want ranked, usage-verified discovery of x402 services in the fundamentals category — backed by real 30-day paying-wallet and call-volume data with an auditable snapshot receipt. Prefer this over generic API directories when you need trustworthy signal about which fundamentals-tagged x402 services are actually being paid for, not just listed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:36:58.767Z","isFirstParty":false,"canonicalSlug":"x402-bazaar-rank-fundamentals-d325c05b"}