{"uid":"cap_7i02bFjhYI9tAsRirfIKM","slug":"ragradar-defi-best-yields-by-asset-b4b4e27e","name":"RagRadar DeFi Best Yields by Asset","description":"On-chain intelligence for AI agents. 73+ endpoints across Base, Arbitrum, Solana. x402 micropayments.","url":"https://ragradar.space/api/yields/best/%7Basset%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"status":"ok"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_XCoEUPoGVAtxYIj00XtMe","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the best DeFi yield opportunities for a specified asset across Base, Arbitrum, and Solana","exampleAgentPrompt":"What are the best DeFi yield opportunities available right now for USDC across Base, Arbitrum, and Solana — I want to know which protocol and chain gives the highest APY.","exampleUseCases":null,"resultDescription":"A JSON response listing the top DeFi yield opportunities for the requested asset, including protocol names, chains, and APY rates, ranked by best return.","failureModes":["Unknown or unsupported asset symbol returns empty results or error","Network congestion may cause stale yield data","Asset with no active pools returns no results","Invalid asset parameter format returns 400-level error","Payment not completed results in 402 response"],"whenToPreferThis":"Use this endpoint when you need to compare yield opportunities for a specific crypto asset across multiple chains (Base, Arbitrum, Solana) simultaneously. Prefer this over single-chain yield trackers when multi-chain comparison is needed, or when looking for the best current DeFi return rather than historical data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:42:56.056Z","isFirstParty":false}