{"uid":"cap_dHMqaZAU0Q7eKH4UIkUY6","slug":"prediction-market-volume-trade-count-by-exchange-time-bucketed-2ef12b3e","name":"Prediction Market Volume & Trade-Count by Exchange (Time-Bucketed)","description":"Time-bucketed prediction market volume and trade-count by exchange.","url":"https://api.predictionmarketdata.io/market-overview","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["from","to","interval"],"properties":{"to":{"type":"string","description":"UTC end timestamp in ISO-8601 format."},"from":{"type":"string","description":"UTC start timestamp in ISO-8601 format."},"interval":{"type":"string","description":"Bucket size in milliseconds (e.g. 300000 = 5m, 3600000 = 1h)."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":[{"time":"2026-06-07T00:00:00Z","volume":"4299.0","sourceId":4008,"volumeUsd":"1700.9","entityCode":"GMNI","entityName":"Gemini","tradeCount":37,"instrumentType":"PREDICTION_MARKET"}],"count":144,"dataType":"prediction-volume-by-exchange"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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_nAM2GUGw8Tkh3GU5_rJr4","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 time-bucketed prediction market volume and trade-count aggregated by exchange for a specified time range and interval.","exampleAgentPrompt":"Show me prediction market trading volume and trade counts by exchange for the past 24 hours, broken into 1-hour buckets — so from 2024-06-10T00:00:00Z to 2024-06-11T00:00:00Z with an interval of 3600000 milliseconds.","exampleUseCases":null,"resultDescription":"A time-series dataset with prediction market volume and trade counts bucketed by the specified interval, broken down by exchange, covering the requested time window.","failureModes":["Missing required query parameters (from, to, interval) returns a 400 error","Invalid ISO-8601 timestamp format causes a parse error","Interval value of 0 or negative may return an error or empty buckets","Time range too large combined with a very small interval may return too many buckets or a timeout","Payment not provided or invalid results in a 402 Payment Required response","Future time ranges may return empty data"],"whenToPreferThis":"Use this endpoint when you need quantitative time-series data (volume and trade counts) for prediction markets aggregated across or broken down by exchange, especially for charting, trend analysis, or comparing activity levels over specific intervals. Prefer this over the narrative recap endpoint when you need raw numeric data rather than a human-readable summary, and over the market search endpoint when you need aggregate activity metrics rather than individual market listings.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:39:20.278Z","isFirstParty":false}