{"uid":"cap_E-wLl3GDcNlPFW_c8bi4v","slug":"hn-pulse-agentdiet-dev-defi-stablecoin-liquidity-pool-yield-arbitrage-1b97d75c","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://hn-pulse.agentdiet.dev/v1/yield-scanner)","url":"https://hn-pulse.agentdiet.dev/v1/yield-scanner?utm_source=zero.xyz","method":"POST","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":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hU_uMqmNoGXb8T1QbFRNI","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"hn-pulse.agentdiet.dev","brandSlug":"hn-pulse-agentdiet-dev-mpp","brandBaseUrl":"https://hn-pulse.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Scans live DeFiLlama APYs, TVL depth, and risk-adjusted yield spreads for a given asset across Base, Arbitrum, Solana, and Ethereum pools.","exampleAgentPrompt":"What are the best risk-adjusted DeFi yield pools for USDC right now across Base, Arbitrum, Solana, and Ethereum — ranked by APY and TVL depth?","exampleUseCases":[{"title":"Stablecoin yield optimization for treasury","prompt":"I have idle USDC in my treasury — scan all the major DeFi pools across Base, Arbitrum, Solana, and Ethereum and tell me which ones offer the best risk-adjusted APY with solid TVL right now."},{"title":"ETH liquidity pool comparison","prompt":"I want to put some ETH to work in DeFi — can you find the top liquidity pools for ETH across Ethereum, Base, and Arbitrum and rank them by yield spread and TVL depth?"},{"title":"Cross-chain WBTC yield arbitrage","prompt":"Are there any yield arbitrage opportunities for WBTC right now? Scan DeFi pools on Ethereum, Base, and Arbitrum and show me where the APY spreads are widest."}],"resultDescription":"A structured response containing top-ranked DeFi liquidity pools for the requested asset, including live APY rates sourced from DeFiLlama, TVL depth figures, risk-adjusted yield spreads, and chain-level breakdowns across Base, Arbitrum, Solana, and Ethereum.","failureModes":["Unknown or unsupported asset symbol returns empty or error response","DeFiLlama data unavailability causes stale or missing APY data","Pools with very low TVL may be excluded from risk-adjusted ranking","Payment failure via x402 returns HTTP 402 before scan executes","Malformed asset input (empty string) rejected by schema validation"],"whenToPreferThis":"Choose this endpoint when you need live, cross-chain DeFi yield data for a specific asset and want risk-adjusted pool rankings rather than raw APY lists. It is ideal for agents managing treasury allocations, DeFi yield optimization strategies, or arbitrage detection across Base, Arbitrum, Solana, and Ethereum. Prefer this over generic DeFiLlama API calls when you need pre-ranked, agent-ready output with TVL depth context included.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T06:37:17.017Z","isFirstParty":false,"canonicalSlug":"hn-pulse-agentdiet-dev-defi-stablecoin-liquidity-pool-yield-arbitrage-e0d240cd"}