{"uid":"cap_OwspLOzgUEQhSRTzRVDJf","slug":"api-carbon-cashmere-de-e481fdd0","name":"Carbon Cashmere Signal Backtest","description":"Run strategy backtesting on 30-90 days of historical crypto data — two strategies: analyst_v3 (multi-factor signal fusion) and funding_monitor (contrarian funding rate). Returns full trade list, win rate, Sharpe ratio, max drawdown, profit factor, and p-value for statistical significance. Covers 34 crypto assets. AI agent API for strategy validation, backtesting-as-a-service, and quantitative trading research.","url":"https://api.carbon-cashmere.de/v1/signal-backtest/:var1","method":"GET","headers":{},"bodySchema":{"type":"object","required":["coin"],"properties":{"coin":{"type":"string","title":"Coin"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.5","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__9xoSPz_5bSs9Uqdm8QG2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs historical backtests on 30-90 days of crypto data using analyst_v3 or funding_monitor strategies, returning full trade lists and performance metrics.","exampleAgentPrompt":"Run a 90-day backtest on ETH using the analyst_v3 strategy and tell me the win rate, Sharpe ratio, max drawdown, and whether the results are statistically significant.","exampleUseCases":[{"title":"Funding rate contrarian Bitcoin check","prompt":"How did the funding_monitor strategy perform on Bitcoin over the last 60 days? Give me the win rate, Sharpe ratio, and profit factor so I can decide if it's worth trading."},{"title":"Validate ML signal on Solana","prompt":"Run a 90-day backtest on SOL using the analyst_v3 strategy and tell me if the results are statistically significant — I want to see the p-value and max drawdown before I risk any capital."},{"title":"Compare strategy drawdown across assets","prompt":"I'm evaluating analyst_v3 on both AVAX and BNB over a 30-day window. Can you pull the max drawdown and profit factor for both so I can see which coin has the cleaner signal?"}],"resultDescription":"Returns a full trade list and summary performance metrics including win rate, Sharpe ratio, max drawdown, profit factor, and p-value for the specified coin, strategy, and lookback period.","failureModes":["Unsupported coin ticker returns error — only 34 specific assets supported","Invalid days value (must be 30, 60, or 90) returns validation error","Unknown strategy name causes rejection — only analyst_v3, funding_monitor, or all accepted","Payment required error (x402) if USDC payment not included","Sparse historical data for low-liquidity coins may produce unreliable metrics"],"whenToPreferThis":"Use this endpoint when you need to validate a crypto trading strategy's historical performance with statistical rigor — specifically the analyst_v3 multi-factor ML signal or funding_monitor contrarian strategy — across any of 34 supported coins over 30, 60, or 90 day windows, and you want standardized metrics like Sharpe ratio and p-value rather than raw price data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:56:37.030Z","isFirstParty":false}