{"uid":"cap_FLa_4Hmq64cZC7R-p6-aH","slug":"silverback-x402-onrender-com-0c616fc1","name":"Silverback DeFi Correlation Matrix","description":"","url":"https://silverback-x402.onrender.com/api/v1/correlation-matrix","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"unknown","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ruHCACfX9QuaP8mrpiDKi","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes a correlation matrix across DeFi tokens or assets on Base chain to reveal statistical relationships between price movements","exampleAgentPrompt":"Can you run a correlation matrix on WETH, USDC, cbBTC, AERO, and DEGEN tokens on Base chain so I can see which ones move together and identify diversification opportunities in my portfolio?","exampleUseCases":null,"resultDescription":"A correlation matrix showing pairwise Pearson (or similar) correlation coefficients between the requested token price series on Base chain, allowing the agent to identify positively correlated, negatively correlated, and uncorrelated asset pairs for portfolio construction or risk analysis.","failureModes":["Invalid or unrecognized token address returns error","Insufficient historical price data for a token","Too many tokens requested at once exceeds limit","Token not available on Base chain","Network or RPC timeout fetching price data","Payment not processed correctly via x402 protocol"],"whenToPreferThis":"Use this endpoint when you need quantitative statistical relationships between multiple DeFi tokens on Base chain, particularly for portfolio diversification, risk management, or pair-trading strategies. Prefer this over general market data endpoints when you specifically need a matrix of pairwise correlations rather than individual price feeds.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:40:16.689Z","isFirstParty":false}