{"uid":"cap_C1B3MzyWIwfC2V_G4lMzC","slug":"carbon-cashmere-oracle-consensus-3-way-price-feed-btc-7a3f5a09","name":"Carbon & Cashmere Oracle Consensus 3-Way Price Feed (BTC)","description":"Professional crypto market intelligence. Real-time prices, signals, and market scoring.","url":"https://api.carbon-cashmere.de/v1/oracle-consensus-3way/BTC","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"coin":"BTC","sources":[{"ts":"2026-05-09T21:31:56Z","name":"DIA","price":80790.02},{"ts":"2026-05-09T21:25:03Z","name":"Pyth","price":80785.39,"confidence":19.22},{"ts":"2026-05-09T21:25:00Z","name":"CoinGecko","price":80812}],"consensus":{"outlier":{"name":"CoinGecko","deviation_pct":0.027,"deviation_abs_usd":21.98},"mean_usd":80795.8,"median_usd":80790.02,"max_spread_pct":0.033},"pairwise_spreads":[{"a":"DIA","b":"Pyth","spread_pct":0.0057},{"a":"DIA","b":"CoinGecko","spread_pct":-0.0272},{"a":"Pyth","b":"CoinGecko","spread_pct":-0.0329}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","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_KSYHhAay5lqxiuQyix3lp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a 3-source consensus price for BTC from DIA, Pyth, and CoinGecko, including mean/median, pairwise spreads, and outlier detection.","exampleAgentPrompt":"Pull the 3-way oracle consensus price for BTC right now — I want to see what DIA, Pyth, and CoinGecko are each reporting, which one is the outlier, and how wide the spread is between them.","exampleUseCases":[{"title":"Validate BTC price before DeFi trade","prompt":"Before I execute this large BTC trade on-chain, check the multi-oracle consensus price and let me know if any single feed is deviating significantly from the others — I don't want to get burned by a bad price source."},{"title":"Monitor oracle divergence for risk checks","prompt":"Set up a check on the current BTC price feeds from DIA, Pyth, and CoinGecko — alert me if the spread between any two oracles goes above 0.5%, and tell me which one looks like the outlier."},{"title":"Audit crypto price data integrity","prompt":"I need to verify the quality of our BTC price data right now — pull the cross-validated consensus from all three oracles and show me the mean, median, pairwise spreads, and whether any source is way off from the others."}],"resultDescription":"A JSON object containing per-source price quotes (with timestamps and confidence where available), a consensus block with mean USD, median USD, max spread pct, and the identified outlier source with its deviation percentage and absolute USD deviation, plus a pairwise spread array comparing every pair of sources.","failureModes":["Coin symbol not supported — 404 or empty response","One or more upstream oracles (DIA, Pyth, CoinGecko) may return stale data — timestamps may diverge significantly","Payment failure via x402 — 402 response if USDC payment not attached","Network timeout if any oracle source is slow to respond","Malformed path parameter returns 400 or unexpected error"],"whenToPreferThis":"Use this endpoint when you need a cross-validated, multi-oracle BTC price with outlier detection and spread analysis — especially for DeFi applications, risk checks, or any scenario where trusting a single price feed is insufficient. Prefer over single-source feeds when data integrity and oracle consensus quality matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:04.553Z","isFirstParty":false}