{"uid":"cap_n3wZ900BfiKQvF2h316jr","slug":"alpha-stream-agentdiet-dev-polymarket-live-prediction-market-odds-67a31313","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://alpha-stream.agentdiet.dev/v1/polymarket-alpha)","url":"https://alpha-stream.agentdiet.dev/v1/polymarket-alpha?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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5bysArFpvV94YCAt_59AW","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"alpha-stream.agentdiet.dev","brandSlug":"alpha-stream-agentdiet-dev-mpp","brandBaseUrl":"https://alpha-stream.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Fetches live Polymarket orderbook data, implied Yes/No probabilities, trading volume, and whale sentiment for a given macro, crypto, or AI prediction market topic","exampleAgentPrompt":"What are the live Polymarket odds and implied Yes/No probabilities right now for Bitcoin reaching $150k by end of 2025 — including volume and whale sentiment?","exampleUseCases":[{"title":"Crypto price prediction market check","prompt":"Pull the current Polymarket odds and implied probability for Ethereum hitting $10,000 before the end of this year, including the trading volume and how the whales are positioned."},{"title":"Political event odds lookup","prompt":"What are the live Polymarket probabilities for the Democrats winning the 2026 US midterm elections? Show me the Yes/No odds and any notable whale activity."},{"title":"AI industry event market monitoring","prompt":"Check Polymarket right now for the implied probability that OpenAI releases GPT-5 before July 2025 — I want the orderbook odds and current market volume."}],"resultDescription":"Returns a structured JSON object containing live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities (as percentages or decimals), total trading volume, and whale sentiment signals indicating how large traders are positioned on the market.","failureModes":["No matching Polymarket market found for the given topic — returns empty or null results","Ambiguous topic keyword matches multiple markets — may return unexpected or mixed results","Stale or delayed data if Polymarket API is temporarily unavailable","Payment failure via x402 if USDC balance is insufficient — returns HTTP 402","Rate limiting if too many requests are made in a short period"],"whenToPreferThis":"Use this endpoint when you need real-time crowd-sourced probability estimates on macro, crypto, political, or AI events from Polymarket — especially when you want implied odds, orderbook depth, volume context, and whale positioning in a single call. Prefer this over general news or sentiment APIs when you specifically want prediction market pricing as a forward-looking probability signal rather than retrospective analysis.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:20:47.345Z","isFirstParty":false,"canonicalSlug":"alpha-stream-agentdiet-dev-polymarket-live-prediction-market-odds-47b1e05a"}