{"uid":"cap_bFzLkeWS9tP2lolpEljkx","slug":"solana-x402-api-defi-yields-77060f8d","name":"Solana x402 API – DeFi Yields","description":"Blockchain data APIs with x402 payments on Solana + Base via PayAI facilitator. 7 endpoints covering bridge routing, whale alerts, DeFi yields, RPC, NFT, token, and transaction history.","url":"https://solana-x402-xi.vercel.app/api/v1/defi-yields?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"chain":{"type":"string","description":"Filter by chain (e.g. Ethereum, Base, Arbitrum, Solana)"},"limit":{"type":"number","description":"Number of results (1-50)"},"token":{"type":"string","description":"Filter by token symbol (e.g. USDC, ETH, BTC)"},"minAPY":{"type":"number","description":"Minimum APY filter (e.g. 5 for 5%)"},"maxRisk":{"type":"string","description":"Risk level: low, medium, high"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ATHN3CvbhU5QuDRKarzD9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns DeFi yield opportunities across chains filtered by token, APY, risk level, and chain, paying per-call via x402 micropayment.","exampleAgentPrompt":"Find me the top 10 DeFi yield opportunities for USDC on Base with at least 5% APY and low risk.","exampleUseCases":[{"title":"Stablecoin yield optimization","prompt":"What are the top 15 low-risk DeFi yields available for USDC right now across Ethereum, Base, and Arbitrum, with at least 4% APY?"},{"title":"High-APY opportunity scouting","prompt":"Show me up to 20 DeFi protocols on Solana offering more than 15% APY — I'm okay with medium or high risk."},{"title":"Cross-chain ETH yield comparison","prompt":"Compare the best DeFi yield options for ETH across all supported chains, limit to 10 results, with medium risk at most."}],"resultDescription":"A list of DeFi yield opportunities matching the filters, each including protocol name, chain, token, APY percentage, and risk level — up to the requested limit (max 50).","failureModes":["Invalid chain name returns empty results or 400 error","minAPY higher than any available yield returns empty list","limit out of range (>50 or <1) may return validation error","maxRisk value not in allowed enum (low/medium/high) causes rejection","Payment not completed via x402 returns 402 Payment Required"],"whenToPreferThis":"Choose this endpoint when you need real-time DeFi yield data filterable by chain, token, APY floor, and risk tolerance — especially useful for agents optimizing capital allocation or scanning for yield opportunities across Solana, Base, Ethereum, and Arbitrum with micropayment-based access.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T06:40:33.329Z","isFirstParty":false,"canonicalSlug":"solana-x402-api-defi-yields-77060f8d"}