{"uid":"cap_mBYxJMhfMYNqHtM_AtT6G","slug":"aisa-mpp-data-apis-polymarket-single-token-price-8eff12fc","name":"Polymarket Single Token Price","description":"Retrieves the best market price for a specific token ID and side (bid or ask). Returns the best bid price for BUY side or best ask price for SELL side.\n\n<!-- aisa-pricing:start -->\nPublished reference price: $0.012 USD per successful request. Account-specific pricing and final settlement may differ.\n<!-- aisa-pricing:end -->","url":"https://api.aisa.one/apis/v1/polymarket/price?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["side","token_id"],"properties":{"side":{"enum":["BUY","SELL"],"type":"string","description":"Order side"},"token_id":{"type":"string","description":"Token ID (asset ID)"}}},"responseSchema":{"type":"object","required":["price"],"properties":{"price":{"type":"number","format":"double","example":0.45,"description":"Market price as a decimal number"}}},"example":null,"exampleRequest":null,"tags":["web-search","financial-data","prediction-markets","weather","travel","data","search"],"displayCostAmount":"0.012","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.012/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.012","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.012","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ZH5Dx1MiMxfBpD_cyiQK7","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.012","costPer":"request","priority":0,"asset":"0x20C000000000000000000000b9537d11c60E8b50","unit":"request","depositMicros":null,"planRef":null}],"brandName":"AIsa MPP Data APIs","brandSlug":"aisa-mpp-data-apis-mpp","brandBaseUrl":"https://aisa.one","brandDocsUrl":null,"whatItDoes":"Retrieves the best market price (bid or ask) for a specific Polymarket prediction market token.","exampleAgentPrompt":"What's the current best ask price on Polymarket for token ID 0x1234abcd...? I want to know what it'll cost me to buy that outcome.","exampleUseCases":[{"title":"Pre-trade price check for outcome token","prompt":"Before I place a buy order, what's the best ask price right now on Polymarket for the token with ID 0xabc123? I want to know the current cost to get in."},{"title":"Monitor bid price for a sell decision","prompt":"Can you check the best bid price for Polymarket token 0xdef456 on the SELL side? I'm thinking of selling my position and want to know what I'd get."},{"title":"Automated price tracking for arbitrage alert","prompt":"Fetch the current BUY price for Polymarket token 0x789xyz — I want to compare it against another source to see if there's a pricing discrepancy worth acting on."}],"resultDescription":"Returns a single numeric decimal value representing the best available market price — the best bid if the side is BUY, or the best ask if the side is SELL — for the specified Polymarket outcome token.","failureModes":["Invalid or unknown token_id returns an error or empty result","Missing required parameters (side or token_id) returns a 400 validation error","Market may be closed or illiquid, returning no meaningful price","Enum value for side must be exactly 'BUY' or 'SELL' — any other value will fail","Transient upstream Polymarket API unavailability may cause 5xx errors"],"whenToPreferThis":"Use this endpoint when you need the best single-side market price (bid or ask) for exactly one Polymarket token. Prefer this over the Midpoint endpoint when you need the actionable order-book price for a specific trade direction rather than the theoretical mid-price. Use the batch Prices endpoint instead if you need prices for multiple tokens simultaneously to save on per-call costs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T06:31:24.171Z","isFirstParty":false,"canonicalSlug":"aisa-mpp-data-apis-polymarket-single-token-price-8eff12fc"}