{"uid":"cap_cYUFdBZk-WSnYcrkFdRe5","slug":"quantaflow-x402-gateway-polymarket-gamma-686a7336","name":"QuantaFlow x402 Gateway – Polymarket Gamma","description":"Every request, a quantum of value. x402 protocol-based payment endpoint for web3/DeFi tools.","url":"https://quanta-roan.vercel.app/api/service/polymarket-gamma?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"body":{"type":"string","description":"Optional JSON body forwarded to POST requests."},"path":{"type":"string","description":"Path below the selected upstream origin."},"query":{"type":"object"},"method":{"enum":["GET","POST"],"type":"string"}}},"responseSchema":{"description":"The upstream response body and content type are passed through after successful payment."},"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_V9YTftXQNLxtNbnA5X0ID","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":"Proxies requests to the Polymarket Gamma API via x402 micropayment protocol, returning prediction market data per paid call.","exampleAgentPrompt":"Can you pull the current Polymarket odds on the 2024 US election markets — query the Gamma API for active markets related to elections and show me the prices?","exampleUseCases":[{"title":"Check prediction market odds","prompt":"What are the current Polymarket odds that the Fed raises interest rates this month? Fetch the relevant active markets from Polymarket Gamma."},{"title":"Discover open markets on a topic","prompt":"Find all active Polymarket prediction markets related to AI regulation and show me their current probabilities."},{"title":"Fetch specific market details","prompt":"Get me the full details on a specific Polymarket Gamma market — I have the market slug 'will-bitcoin-reach-100k-by-end-of-2025', pull its metadata and current prices."}],"resultDescription":"The raw upstream Polymarket Gamma API response body (JSON), including market data such as market IDs, event names, outcome prices, liquidity, and status — passed through directly after successful x402 micropayment settlement.","failureModes":["Payment failure: insufficient USDC balance or x402 payment header missing causes 402 response","Invalid path: if the Polymarket Gamma path does not exist, a 404 is passed through","Upstream unavailability: Polymarket Gamma API downtime results in gateway error","Malformed query/body: invalid JSON body or query parameters may return a 400 from upstream","Rate limiting: upstream Polymarket Gamma rate limits may return 429"],"whenToPreferThis":"Choose this endpoint when you need to access Polymarket Gamma prediction market data and want per-call micropayment billing via the x402 protocol rather than managing a full API subscription. Ideal for AI agents that need on-demand, low-cost access to Polymarket odds and market metadata without committing to a recurring plan.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T18:41:50.102Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-gateway-polymarket-gamma-686a7336"}