{"uid":"cap_ekOGVj27o2sRCESamqbJ0","slug":"x402-bazaar-rank-open-interest-leaderboard-e4074785","name":"x402 Bazaar Rank – Open Interest Leaderboard","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-open-interest?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":"open-interest"}},"route":"/in-open-interest","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_5ntQLk3PPogSJQ6JdKvll","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 filtered by the 'open-interest' tag, ordered by 30-day payer count, with snapshot hash and scoring revision receipt.","exampleAgentPrompt":"Show me the top 25 open-interest services on the x402 bazaar ranked by how many unique paying wallets they've had in the last 30 days, including their prices and call volumes.","exampleUseCases":[{"title":"Discover top open-interest APIs","prompt":"Which open-interest APIs on the x402 marketplace have the most unique payers right now? Give me the top 25 ranked by real usage in the last 30 days."},{"title":"Evaluate x402 market liquidity","prompt":"I'm researching which open-interest services on x402 are actually getting paid usage — can you pull the current leaderboard and tell me how many services matched and what the top ones look like?"},{"title":"Agent selects best open-interest data feed","prompt":"I need to pick an open-interest data service for my trading bot — find me the most actively used ones on x402 with their prices and 30-day call stats so I can compare them."}],"resultDescription":"A JSON object containing a ranked list of up to 25 open-interest-tagged x402 services, each with name, chain network, 30-day call count, price in USD, resource URL, and 30-day unique payer count; plus metadata including total matched count, snapshot generation timestamp, query parameters used, and the scoring revision declared by the bazaar agent.","failureModes":["No services match the open-interest tag — returns empty services array with matched: 0","Snapshot index is stale — generatedAt timestamp may lag real-time market state by minutes","Payment of $0.032 USDC rejected or wallet has insufficient funds — 402 Payment Required response","Worker cold-start or Cloudflare edge error — 500 or 503 response","Malformed query parameters — may return unexpected or unfiltered results"],"whenToPreferThis":"Use this endpoint when you specifically need ranked discovery of x402 services tagged with open-interest, backed by real 30-day on-chain payment activity rather than self-reported metadata. It is preferable over generic API directories when you need trustworthy usage signals (actual paying wallets) rather than marketing claims, and when you need a verifiable snapshot receipt for auditing or reproducibility.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T18:43:49.214Z","isFirstParty":false,"canonicalSlug":"x402-bazaar-rank-open-interest-leaderboard-e4074785"}