{"uid":"cap_fY8QFSoZV3Fd99p6-b9aA","slug":"financial-data-x402-defi-yields-a03eec72","name":"Financial Data x402 – DeFi Yields","description":"Pay-per-call stock, macro, on-chain, and crypto data over the x402 protocol. USDC on Base or Solana, no API keys, no subscriptions.","url":"https://x402financialdata.com/defi-yields","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"required":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"note":"apy_pct can be extremely high (thousands of %) for concentrated-liquidity pools -- that's recent fee velocity in a narrow price range annualized, not a sustainable or risk-free rate. Use stablecoin_only=true and impermanent_loss_risk/exposure to judge risk, not apy_pct alone.","as_of":"2026-08-01","count":1,"pools":[{"chain":"Ethereum","symbol":"IDAI-IUSDC-IUSDT","apy_pct":111.43,"project":"curve-dex","tvl_usd":1758209,"exposure":"multi","apy_base_pct":111.43,"is_stablecoin":true,"apy_reward_pct":0,"apy_change_7d_pct":-2.42,"impermanent_loss_risk":"no"}],"filters":{"chain":null,"min_tvl_usd":1000000,"stablecoin_only":true}}},"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___DHkX9VZsTytN9Q-BXae","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 current DeFi liquidity pool yields (APY, TVL, chain, stablecoin flag, impermanent loss risk) filtered by chain, minimum TVL, and stablecoin status, paid per-call via x402/USDC.","exampleAgentPrompt":"Show me stablecoin-only DeFi liquidity pools with at least $1 million TVL on Ethereum — I want to see current APY, 7-day APY change, and impermanent loss risk for each pool.","exampleUseCases":[{"title":"Safe stablecoin yield hunting","prompt":"Find me stablecoin-only DeFi pools with at least $500K TVL and no impermanent loss risk — I want to see the current APY and which project is offering it."},{"title":"Cross-chain yield comparison","prompt":"Pull current DeFi pool yields across all chains with a minimum TVL of $2 million and tell me which pools have seen the biggest positive APY change over the last 7 days."},{"title":"Curve pool monitoring","prompt":"What are the current APY rates for Curve DEX pools? Filter to stablecoin-only pools with over $1M TVL so I can evaluate them for low-risk yield deployment."}],"resultDescription":"A JSON object containing a list of DeFi liquidity pools matching the filters, each with: chain, pool symbol, project name, current APY (base + reward components), 7-day APY change, TVL in USD, stablecoin flag, exposure type (single/multi), and impermanent loss risk classification. Also includes applied filters and an as-of timestamp. Includes a note warning that extremely high APYs in concentrated-liquidity pools reflect annualized fee velocity, not sustainable rates.","failureModes":["No pools match the specified filters — returns count:0 and empty pools array","Invalid chain name returns empty results or error","Upstream yield data provider temporarily unavailable — stale or error response","Payment failure (insufficient USDC balance or x402 protocol issue) — 402 response blocking data","min_tvl_usd set too high returns no results"],"whenToPreferThis":"Choose this endpoint when you need real-time DeFi yield data across multiple chains and protocols without an API key or subscription. It is ideal for agents performing autonomous DeFi research, yield optimization, or portfolio allocation decisions that require current on-chain data. Prefer it over centralized finance data APIs when the use case is specifically about decentralized liquidity pools, AMMs, and on-chain yield farming opportunities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:42:49.417Z","isFirstParty":false}