{"uid":"cap_pOjaoMJVoXZY0rrckeBbz","slug":"preflight-agentdiet-dev-polymarket-live-prediction-market-odds-fef19780","name":"Polymarket Live Prediction Market Odds & Implied Probability Feed","description":"Fetches live Polymarket prediction market orderbooks, implied Yes/No probabilities, volume, and whale sentiment for macro/crypto/AI events. (Live x402 v2, IETF MPP & MCP endpoint at https://preflight.agentdiet.dev/v1/polymarket-odds)","url":"https://preflight.agentdiet.dev/v1/polymarket-odds?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["topic"],"properties":{"topic":{"type":"string","minLength":1,"description":"Prediction market topic, event keyword, or question to query live Polymarket odds"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.015","displayCostAsset":"USD","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":"$0.015/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kN9Uat5frsVBXYKwpB6Kw","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"preflight.agentdiet.dev","brandSlug":"preflight-agentdiet-dev-mpp","brandBaseUrl":"https://preflight.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Fetches live Polymarket prediction market orderbook data, implied Yes/No probabilities, trading volume, and whale sentiment for macro, crypto, and AI events by topic keyword.","exampleAgentPrompt":"What are the current Polymarket odds and implied Yes/No probabilities for a Fed rate cut happening before the end of this year — including volume and whale sentiment?","exampleUseCases":[{"title":"Crypto event probability check","prompt":"What does Polymarket currently say about the odds of Ethereum spot ETF approval — give me the implied yes probability, volume, and any whale activity."},{"title":"Political election market odds","prompt":"Pull the live Polymarket prediction market odds for the 2024 US presidential election, including implied probabilities and current orderbook sentiment."},{"title":"Macro recession risk monitor","prompt":"What is the current implied probability on Polymarket that the US enters a recession in 2025 — show me the yes/no odds and recent volume."}],"resultDescription":"Returns live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities (as percentages or decimals), 24h trading volume, and whale sentiment signals indicating large-player positioning on the event.","failureModes":["No matching market found for the given topic keyword — returns empty or null results","Topic query too vague — matches multiple markets and returns ambiguous results","Polymarket API upstream unavailability causing stale or failed data fetch","Rate limiting or payment failure (HTTP 402) if micropayment not processed correctly","Market may be resolved/closed, returning historical rather than live odds"],"whenToPreferThis":"Use this endpoint when you need real-time crowd-sourced probability estimates for macro, crypto, political, or AI events from Polymarket's prediction market. Prefer this over news sentiment or analyst forecasts when you want market-implied probabilities backed by actual money at stake. Best for agents monitoring event risk, trading signals, or calibrating AI forecasts against crowd wisdom.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:48:24.756Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-polymarket-live-prediction-market-odds-1f4a176d"}