{"uid":"cap_l_QDd3dIuag1_BwQt1JFA","slug":"agentdiet-polymarket-odds-lookup-7dccb527","name":"AgentDiet Polymarket Odds Lookup","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-odds?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_DWxGjCrork10jafzwuez7","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 current prediction market odds from Polymarket, optionally filtered by topic, via a pay-per-call x402 gateway.","exampleAgentPrompt":"What are the current Polymarket odds on the US 2024 presidential election? Pull the live prediction market probabilities for the politics topic.","exampleUseCases":[{"title":"Election outcome probability tracking","prompt":"What does Polymarket currently say about the probability of a Republican winning the next US presidential election? Get me the latest odds."},{"title":"Crypto event prediction monitoring","prompt":"Check Polymarket for the current odds on Bitcoin reaching $100k by end of year — what's the market saying right now?"},{"title":"AI milestone forecasting","prompt":"I want to know what Polymarket traders currently think about the probability of AGI being announced in 2025 — fetch the latest prediction market odds for AI topics."}],"resultDescription":"Returns a JSON object with a 'data' field containing the Polymarket odds and market data, a 'status' field indicating success, and an 'roi_proof' object with a compression_ratio_pct metric demonstrating the value delivered relative to raw data size.","failureModes":["Payment not settled in USDC on Base — 402 Payment Required returned","Invalid or missing 'topic' query parameter — may return empty or generic results","Polymarket API unavailable upstream — data field may be empty or error returned","Unsupported HTTP method used — schema requires GET or POST","Rate limiting or gateway overload — request may time out or be rejected"],"whenToPreferThis":"Choose this endpoint when an AI agent needs current Polymarket prediction market odds on a specific topic without maintaining a direct Polymarket API integration. It is ideal for agents operating in an x402 micropayment environment settling in USDC on Base, where per-call pricing ($0.01) is preferable to subscription costs. Best used for one-off or infrequent odds lookups rather than high-frequency streaming data needs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:42:05.009Z","isFirstParty":false,"canonicalSlug":"agentdiet-polymarket-odds-lookup-7dccb527"}