{"uid":"cap_B_JCO1_uFcRk0Y0hQP8hE","slug":"glassnode-utxo-spent-count-6550a190","name":"Glassnode UTXO Spent Count","description":"Number of Spent UTXOs — The number of unspent transaction outputs (UTXOs) spent within the time period. Data by Glassnode.","url":"https://x402.glassnode.com/v1/metrics/blockchain/utxo_spent_count","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":["a"],"properties":{"a":{"enum":["BTC"],"type":"string","description":"Asset symbol, e.g. BTC, ETH"},"f":{"enum":["csv","json"],"type":"string","description":"Response format: json or csv"},"i":{"enum":["1month","1w","24h"],"type":"string","description":"Time interval / resolution, e.g. 24h, 1w, 1month"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"array","items":{"type":"object","properties":{"t":{"type":"number"},"v":{"type":"number"}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DEgdlKNChg6eav1gWXMNQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the number of UTXOs (unspent transaction outputs) spent within a given time period for BTC, sourced from Glassnode on-chain analytics.","exampleAgentPrompt":"Pull the Glassnode on-chain metric for the number of Bitcoin UTXOs spent over the past 24 hours in JSON format.","exampleUseCases":null,"resultDescription":"A time-series array of objects, each with a Unix timestamp ('t') and the count of UTXOs spent ('v') during that interval for BTC, at the requested resolution (24h, 1w, or 1month).","failureModes":["Missing required 'a' (asset) parameter returns a 400 bad request","Unsupported asset symbol returns an error — only BTC is currently supported","Invalid interval value for 'i' returns a validation error","Payment not included or insufficient USDC balance results in a 402 Payment Required response","Network timeout or upstream Glassnode data unavailability returns a 5xx error"],"whenToPreferThis":"Use this endpoint when you need precise on-chain UTXO spending counts for Bitcoin over defined time intervals (daily, weekly, monthly), particularly for blockchain activity analysis, on-chain research, or building dashboards tracking Bitcoin network throughput. Prefer this over general market data APIs when the UTXO-level transaction granularity is specifically required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:05:06.592Z","isFirstParty":false}