{"uid":"cap__zpN50kqJJZ8LxcLGr1Rg","slug":"preflight-agentdiet-dev-defi-stablecoin-liquidity-pool-yield-95cd160d","name":"DeFi Stablecoin & Liquidity Pool Yield Arbitrage Scanner","description":"Scans live DeFiLlama APYs, TVL depth, and risk-adjusted yield spreads across Base, Arbitrum, Solana, and Ethereum pools. (Live x402 v2, IETF MPP & MCP endpoint at https://preflight.agentdiet.dev/v1/defi-yield)","url":"https://preflight.agentdiet.dev/v1/defi-yield?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["asset"],"properties":{"asset":{"type":"string","minLength":1,"description":"Target asset symbol (e.g. USDC, ETH, SOL, WBTC) to scan for top risk-adjusted DeFi yield pools"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.015","displayCostAsset":"USD","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":"$0.015/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EEGPVGAdtPg_vT7jEEl2Z","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"preflight.agentdiet.dev","brandSlug":"preflight-agentdiet-dev-mpp","brandBaseUrl":"https://preflight.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Scans live DeFiLlama APYs, TVL depth, and risk-adjusted yield spreads across Base, Arbitrum, Solana, and Ethereum pools for a given asset symbol.","exampleAgentPrompt":"Can you scan the best risk-adjusted DeFi yield pools for USDC right now across Base, Arbitrum, Solana, and Ethereum and tell me which ones have the highest APY and deepest TVL?","exampleUseCases":[{"title":"Best stablecoin yield hunt","prompt":"Find me the top risk-adjusted DeFi pools for USDC right now — I want to know which chain has the best APY and how deep the TVL is before I deploy capital."},{"title":"ETH yield comparison across chains","prompt":"Scan DeFi liquidity pools for ETH and compare the APYs and yield spreads across Ethereum, Base, and Arbitrum — I want the best risk-adjusted option."},{"title":"Solana SOL pool scouting","prompt":"What are the highest-yielding DeFi pools for SOL on Solana right now? Show me APY, TVL depth, and any risk-adjusted yield spreads you can find."}],"resultDescription":"Returns a ranked list of DeFi liquidity pools for the specified asset, including live APY figures sourced from DeFiLlama, TVL depth per pool, chain (Base, Arbitrum, Solana, Ethereum), and risk-adjusted yield spread comparisons to help identify the best yield arbitrage opportunities.","failureModes":["Unknown or unsupported asset symbol returns an empty result or error","DeFiLlama data temporarily unavailable causes stale or missing APY data","Pools with very low TVL may not appear in results","Payment failure (HTTP 402) blocks the request if x402 USDC payment is not properly handled","Malformed asset string returns a validation error"],"whenToPreferThis":"Choose this endpoint when you need real-time, multi-chain DeFi yield data aggregated from DeFiLlama with risk-adjusted scoring — especially when comparing yield opportunities across Base, Arbitrum, Solana, and Ethereum simultaneously. Prefer this over manually querying individual protocols or using a generic DeFi dashboard when you need programmatic, agent-consumable yield ranking for a specific asset.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:20:57.987Z","isFirstParty":false,"canonicalSlug":"preflight-agentdiet-dev-defi-stablecoin-liquidity-pool-yield-f0776cf9"}