{"uid":"cap_R28vCydK5yCmFta8N-hlg","slug":"polymarket-wallet-positions-api-mito-trade-e5bfde87","name":"Polymarket Wallet Positions API — 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/wallet/positions","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","required":["wallet","status"],"properties":{"limit":{"type":"string","description":"Page size (default 100, max 1000)"},"offset":{"type":"string","description":"Pagination offset (default 0)"},"status":{"enum":["open","closed"],"type":"string","description":"open = non-flat inventory; closed = flat with prior trades"},"wallet":{"type":"string","description":"Ethereum wallet address (0x…)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"data":{"type":"object","properties":{"block_number":{"type":"integer"},"block_timestamp":{"type":"integer"}}},"count":{"type":"integer"},"total":{"type":"integer"},"positions":{"type":"array"}}}}}}},"responseSchema":{"type":"json","example":{"data":{"block_number":0,"block_timestamp":0},"count":0,"total":0,"positions":[]}},"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_Uv9Nhf25j2IJGaDUYayR6","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 open or closed prediction-market positions for a given Ethereum wallet address on Polymarket, including block-level on-chain data.","exampleAgentPrompt":"Show me all the open Polymarket positions for wallet 0x1234abcd... — use the mito.trade on-chain data API and return the first 100 results.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a positions array (each entry representing a wallet's on-chain Polymarket position), a count of positions in the current page, a total count across all pages, and the latest block number and block timestamp at which the data was snapshotted.","failureModes":["Missing or malformed wallet address returns a 400 or empty result","Invalid status value (not 'open' or 'closed') causes a validation error","Payment not completed via x402 protocol results in a 402 Payment Required response","Wallet has no positions returns an empty positions array with count 0","Offset beyond total results returns empty positions array","Rate limiting or USDC payment failure blocks the request"],"whenToPreferThis":"Use this endpoint when you need on-chain Polymarket position data for a specific Ethereum wallet, particularly when you want to distinguish between currently open (non-flat) positions and historically closed (flat) positions. Prefer this over Polymarket's own API when you want x402 micropayment-gated access with Polygon/Base/Arbitrum USDC settlement and block-level data provenance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:40:56.298Z","isFirstParty":false}