{"uid":"cap_uitjJqAseyK1VcDBNriJR","slug":"x402-bazaar-rank-books-category-b46b2442","name":"x402 Bazaar Rank – Books Category","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-books?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":"books"}},"route":"/in-books","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":"0.008","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_NZgPbl0wW4Q6E5QMJi2n9","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 ranked x402 service listings filtered to the 'books' tag, scored by real 30-day call volume and unique paying wallets, with a snapshot hash receipt.","exampleAgentPrompt":"Show me the top 25 book-related APIs on the x402 bazaar, ranked by how many paying wallets used them in the last 30 days — I want real usage data, not just listings.","exampleUseCases":[{"title":"Find popular book APIs for agent","prompt":"I'm building an AI agent that needs to access book data — show me the top book-related services on the x402 bazaar ranked by actual paying users over the last 30 days."},{"title":"Compare book service pricing and usage","prompt":"Can you pull the ranked list of book APIs from x402 bazaar so I can compare their prices and how many calls they've received recently before I decide which one to integrate?"},{"title":"Audit active book services on x402","prompt":"I need to audit which book services on the x402 network are actually being used — give me the ranked list with call counts and unique payer wallets from the last 30 days."}],"resultDescription":"A JSON object containing: a count of returned results, the query parameters used (ranking criterion, operator, limit, tag filter), the route called, total matched services, an array of service objects each with name, network chain ID, 30-day call count, price in USD, resource URL, and 30-day unique payer count — plus metadata fields for who declared the data and when the snapshot was generated.","failureModes":["Empty result set if no book-tagged services are indexed","Stale data if snapshot is older than expected refresh window","Payment failure if USDC balance is insufficient (0.008 USDC required per call)","Service unavailable if Cloudflare Worker is down","Malformed response if snapshot hash or scoring revision is missing"],"whenToPreferThis":"Use this endpoint when you specifically want ranked discovery of x402 services in the books category, backed by real on-chain usage metrics (30-day calls and paying wallets) rather than self-reported or unverified listings. Prefer this over generic API directories when you need verifiable activity signals and a cryptographic receipt of the data snapshot for auditability.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T06:55:08.804Z","isFirstParty":false,"canonicalSlug":"x402-bazaar-rank-books-category-b46b2442"}