{"uid":"cap_olDYSyJ9mjzD3xLMQRoop","slug":"blockrun-polymarket-volumes-7922de89","name":"BlockRun Polymarket Volumes","description":"Pay for the outcome. One endpoint for every model, tool and data source an agent needs — each call priced before it runs, at the best value per dollar. 103 models and 100 data and tool APIs.","url":"https://blockrun.ai/api/v1/surf/prediction-market/polymarket/volumes","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"condition_id":{"type":"string","description":"Required query param"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0085","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":"$0.0085/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0085","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0085","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_uJMokEU08MPJGWlzToYdb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0085","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches trading volume data for a specific Polymarket prediction market condition","exampleAgentPrompt":"Can you pull up the trading volumes for this Polymarket condition — the condition ID is 0x1234abcd — I want to see how much activity that market has seen?","exampleUseCases":[{"title":"Research market liquidity before trading","prompt":"I'm thinking about trading on this Polymarket market with condition ID 0xabc123 — can you check how much volume it's had so I know if it's liquid enough?"},{"title":"Monitor popular prediction market events","prompt":"What's the total trading volume on the Polymarket condition 0xdef456 for the US election market? I want to know how much interest there is."},{"title":"Compare activity across prediction markets","prompt":"Pull the volume data for Polymarket condition ID 0x789xyz — I'm trying to figure out which markets are the most actively traded right now."}],"resultDescription":"Returns trading volume data for the specified Polymarket prediction market condition, including on-chain volume metrics that reflect total trading activity and liquidity for that market.","failureModes":["Missing or invalid condition_id returns an error","Unknown condition_id returns empty or not-found response","Network or upstream Polymarket API outage causes failure","Payment failure (insufficient USDC balance) blocks the request"],"whenToPreferThis":"Use this endpoint when you need on-chain Polymarket volume data for a specific market condition and want a simple pay-per-call API without managing Polymarket API credentials directly. Prefer this over direct Polymarket access when working within the BlockRun payment infrastructure (x402/USDC on Base or Solana).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:08:48.865Z","isFirstParty":false}