{"uid":"cap_HAejZPaNxMLwilpgezOry","slug":"glassnode-supply-in-smart-contracts-metric-9e0d39e3","name":"Glassnode Supply in Smart Contracts Metric","description":"Percent of Supply in Smart Contracts — The percentage of total token supply held in smart contracts. Data by Glassnode.","url":"https://x402.glassnode.com/v1/metrics/distribution/supply_contracts","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":{"type":"string","description":"Asset symbol, e.g. BTC, ETH"},"c":{"enum":["native"],"type":"string","description":"Currency for denominated values, e.g. usd, native"},"f":{"enum":["csv","json"],"type":"string","description":"Response format: json or csv"},"i":{"enum":["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","required":["t"],"properties":{"o":{"type":"object","description":"Nested value object for multi-field metrics (e.g. OHLC)"},"t":{"type":"integer","description":"UNIX timestamp (seconds, UTC) for the start of the interval"},"v":{"type":"number","description":"Scalar metric value at the given timestamp"}}}}}}}},"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_-2qjYBkfTJEUfrros54cM","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 percentage of total token supply held in smart contracts for a given crypto asset over time.","exampleAgentPrompt":"What percentage of ETH's total supply is currently held in smart contracts? Pull the daily data from Glassnode in JSON format.","exampleUseCases":null,"resultDescription":"A time series array of objects, each containing a UNIX timestamp (t) and a scalar value (v) representing the percentage of the asset's total supply held in smart contracts at that point in time.","failureModes":["Missing required asset symbol 'a' parameter returns a 400 validation error","Unsupported asset symbol returns empty data or 404","Payment not provided or failed results in 402 Payment Required","Invalid interval enum value results in a 400 bad request","Rate limiting or quota exceeded returns 429"],"whenToPreferThis":"Use this endpoint when you need on-chain data specifically measuring the proportion of a crypto asset's total supply that resides in smart contracts, sourced from Glassnode's institutional-grade data. Prefer over general market data APIs when you need historical time series of this DeFi/supply distribution metric with daily granularity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:04:15.305Z","isFirstParty":false}