{"uid":"cap_9ScjM4Xh8425itfGMiwV6","slug":"agentdiet-polymarket-feed-12bde018","name":"AgentDiet Polymarket Feed","description":"Deterministic B2A/A2A/MCP/x402/MPP/L402 execution and intelligence node at https://mcp-gateway.agentdiet.dev settling in USDC on Base.","url":"https://mcp-gateway.agentdiet.dev/v1/polymarket-feed?utm_source=zero.xyz","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","POST"],"type":"string"},"queryParams":{"type":"object","properties":{"topic":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{},"status":"ok","roi_proof":{"compression_ratio_pct":91.4}}},"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_SnNIrT7HU0lYM4IppMEFo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a compressed Polymarket prediction market feed, optionally filtered by topic, via a pay-per-call x402 gateway.","exampleAgentPrompt":"Pull the latest Polymarket prediction market feed for the topic 'elections' and show me the current market odds.","exampleUseCases":[{"title":"Election outcome probability check","prompt":"What are the current Polymarket odds for the US presidential election? Pull the latest feed filtered by elections."},{"title":"Crypto price prediction markets","prompt":"Fetch the Polymarket feed for crypto-related markets — I want to see what traders are betting on for Bitcoin price by end of year."},{"title":"Sports event crowd forecast","prompt":"Get me the Polymarket prediction market data for sports events so I can see what the crowd thinks about the upcoming Super Bowl outcome."}],"resultDescription":"A JSON object with a 'data' field containing market data, a 'status' field ('ok'), and an 'roi_proof' object showing compression ratio (e.g. 91.4% compression), indicating how much raw data was condensed for efficient delivery.","failureModes":["Payment not provided or invalid USDC payment on Base — returns 402 Payment Required","Invalid or unsupported topic query parameter — may return empty data set","Polymarket upstream unavailable — may return error status","Malformed request schema — returns validation error","Rate limiting or quota exceeded on the gateway node"],"whenToPreferThis":"Choose this endpoint when you need fast, compressed Polymarket prediction market data with per-call micropayment pricing via x402/USDC, especially in agent workflows where you want topic-filtered crowd-sourced probability data without a subscription commitment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:44:16.775Z","isFirstParty":false,"canonicalSlug":"agentdiet-polymarket-feed-12bde018"}