{"uid":"cap_ucDgg2lsrzg8GC85viyaO","slug":"polymarket-markets-list-mito-trade-83307bcd","name":"Polymarket Markets List — mito.trade","description":"Polymarket prediction-market data API (x402 paid): wallet positions, trades, holders, market trades, klines, and markets. USDC on Polygon, Base, or Arbitrum.","url":"https://data.mito.trade/x402/v1/markets","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"limit":{"type":"string","description":"Page size (default 100, max 1000)"},"offset":{"type":"string","description":"Pagination offset"},"category":{"type":"string","description":"Optional category filter (case-insensitive)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"count":{"type":"integer"},"total":{"type":"integer"},"markets":{"type":"array"}}}}}}},"responseSchema":{"type":"json","example":{"data":{"block_number":0,"block_timestamp":0},"count":0,"total":0,"markets":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_E5ePdeXvwIb6SiwM_aBCH","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paginated list of Polymarket prediction markets with on-chain data, filterable by category.","exampleAgentPrompt":"Show me the first 50 Polymarket prediction markets in the politics category — I want to browse what's currently available on-chain.","exampleUseCases":null,"resultDescription":"A JSON object containing an array of Polymarket markets, the count of markets in this page, the total number of markets available, and the block number and timestamp of the on-chain data snapshot.","failureModes":["Payment not provided or insufficient USDC (402 Payment Required)","Invalid category string returns empty results","Offset beyond total count returns empty markets array","Rate limiting if requests exceed allowed frequency","Network errors on Polygon/Base/Arbitrum RPC layer causing stale or failed data"],"whenToPreferThis":"Use this endpoint when you need a comprehensive, paginated catalog of Polymarket prediction markets with on-chain provenance, especially when filtering by category or integrating market discovery into an automated agent workflow. Prefer over Polymarket's own REST API when you need x402 micropayment-native access or want on-chain indexed data from mito.trade's indexer.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:35:49.627Z","isFirstParty":false}