{"uid":"cap_7dvfm8VQH4D27XI1SGPPj","slug":"polymarket-odds-movers-6c35260f","name":"Polymarket Odds & Movers","description":"Four x402-paid agent utilities: safe JSON Patch evaluation, multi-source crypto price consensus, normalized Polymarket movers, and deterministic JSON repair/canonicalization.","url":"https://patch-guard-api.me-e51.workers.dev/v1/polymarket-odds","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"sort":{"enum":["movers","volume"],"type":"string","default":"movers"},"limit":{"type":"integer","default":10,"maximum":20,"minimum":1},"minVolume24hUsd":{"type":"number","default":0,"maximum":1000000000,"minimum":0}}},"responseSchema":{"type":"json","example":{"asOf":"2026-08-08T12:00:00.000Z","sort":"movers","source":"Polymarket Gamma API","markets":[{"id":"12345","url":"https://polymarket.com/event/example-market","slug":"example-market","endDate":"2026-12-31T00:00:00Z","outcomes":[{"name":"Yes","rawPrice":0.62,"probability":0.62},{"name":"No","rawPrice":0.38,"probability":0.38}],"question":"Will the example happen?","direction24h":"up","liquidityUsd":500000,"volume24hUsd":125000,"rawProbabilitySum":1,"change24hPercentagePoints":4.5}],"methodology":"Outcome token prices are divided by their sum so returned probabilities total 1."}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SmosxrGdLWJXd1iuxwI66","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns normalized Polymarket prediction market odds, sorted by top movers or volume, with probabilities summing to 1","exampleAgentPrompt":"Show me the top 10 Polymarket markets sorted by biggest movers in the last 24 hours, but only include ones with at least $50,000 in 24h volume.","exampleUseCases":[{"title":"Daily prediction market briefing","prompt":"Give me a morning briefing on the top 5 Polymarket markets that moved the most overnight, sorted by movers, with no minimum volume filter."},{"title":"High-volume market screening","prompt":"Pull the top 20 Polymarket markets sorted by 24h volume and only show me ones with at least $1,000,000 in volume — I want to see where the serious money is moving."},{"title":"Election odds monitoring","prompt":"Fetch the top 10 biggest Polymarket movers right now with a minimum 24h volume of $100,000 so I can track any sudden shifts in political event odds."}],"resultDescription":"A JSON object with a timestamp, sort method used, and an array of up to 20 Polymarket markets each containing the question text, outcome names with normalized probabilities summing to 1, 24h directional change and percentage-point move, liquidity in USD, 24h volume in USD, market URL, end date, and methodology note explaining probability normalization.","failureModes":["Polymarket Gamma API unavailable — returns upstream error or empty markets array","Invalid sort value (not 'movers' or 'volume') — schema validation error","Limit out of range (below 1 or above 20) — rejected with validation error","minVolume24hUsd too large filters out all markets — returns empty results array","Payment not processed (x402 flow failure) — 402 response requiring USDC payment","Stale data if Polymarket API is delayed — asOf timestamp will reflect lag"],"whenToPreferThis":"Use this endpoint when you need normalized, probability-consistent Polymarket odds (outcomes sum to 1) with 24h movement data, especially when screening for trending or high-volume markets. Prefer this over raw Polymarket API access when you need pre-normalized probabilities and ranked market discovery without building your own data pipeline. Best suited for agents monitoring prediction market sentiment or tracking event probability shifts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:35:55.289Z","isFirstParty":false}