{"uid":"cap_d2LX7I0QEnkQrFFzJG58H","slug":"api-carbon-cashmere-de-feafe12c","name":"Bitcoin Coin Days Destroyed (Proxy) – Hourly Signal","description":"Hourly Bitcoin Coin Days Destroyed proxy (consolidation_ratio × fee_weight × volume) + whale-tx contribution. ⚠️ PROXY methodology — suitable for trend signals, not absolute reserve-coin-age accounting.","url":"https://api.carbon-cashmere.de/v1/btc-derivatives/coin-days-destroyed","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"hourly":[{"hour":"...","cdd_proxy":12477.4,"whale_volume_btc":312.1}],"method":"block_stats_proxy + whale_volume","window":"7d","summary":{"total_cdd_proxy":1492388},"disclaimer":"Proxy methodology"}},"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{}}},"response":{"_truncated":true,"_originalSize":31196}},"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8QOoXIwYcgqU8BiMZHcqG","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns an hourly proxy metric for Bitcoin Coin Days Destroyed, computed as consolidation_ratio × fee_weight × volume plus whale transaction contribution, suitable for trend signal analysis.","exampleAgentPrompt":"Pull the latest hourly Bitcoin Coin Days Destroyed proxy from Carbon Cashmere — I want to see the current consolidation ratio, fee weight, volume factor, and whale transaction contribution to gauge whether long-dormant BTC is moving.","exampleUseCases":null,"resultDescription":"Returns a JSON payload (up to ~31KB) containing the hourly BTC Coin Days Destroyed proxy value broken down by its components: consolidation_ratio, fee_weight, volume, and whale transaction contribution, along with a timestamp. Suitable for trend analysis but not precise reserve-coin-age accounting.","failureModes":["Stale or missing data if upstream BTC mempool/blockchain data feed is unavailable","Truncated response for very large payloads (original size ~31KB)","Methodology divergence from true CDD — proxy values may misrepresent absolute coin age","HTTP 429 rate limit if call quota exceeded","HTTP 402 payment required if x402 payment not provided or insufficient USDC balance"],"whenToPreferThis":"Use this endpoint when you need a fast, lightweight hourly trend signal for Bitcoin holder behavior and dormancy — particularly when combining consolidation, fee, volume, and whale-tx signals into a single CDD proxy. Not suitable when precise absolute coin-age accounting (true Coin Days Destroyed) is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:24.343Z","isFirstParty":false}