{"uid":"cap_1H-ODdti26uG7uFX-INW8","slug":"aave-v3-cross-chain-apy-comparator-3b1a2240","name":"Aave v3 Cross-Chain APY Comparator","description":"Compare Aave v3 across all supported chains (Base, Ethereum, Arbitrum, Optimism, Polygon) for one token: where you earn the most supplying it, or pay the least borrowing it. Returns the best chain and the deposit/borrow APY on every chain. Live on-chain data.","url":"https://api.vextorium.com/aave-comparar-pago?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","bodyType","body"],"properties":{"body":{"required":["token"],"properties":{"tipo":{"enum":["deposito","prestamo"],"type":"string","description":"deposito (earn by lending) or prestamo (cost of borrowing)"},"token":{"type":"string","description":"Token symbol, e.g. USDC, WETH, USDT, DAI"}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":["object","null"],"properties":{"nota":{"type":["string","null"]},"token":{"type":["string","null"]},"mercados":{"type":["array","null"],"items":{"type":["null","object"],"properties":{"red":{"type":["null","string"]},"apy_deposito_pct":{"type":["null","number"]},"apy_prestamo_pct":{"type":["null","number"]}}}},"mejor_red":{"type":["string","null"]},"protocolo":{"type":["string","null"]},"comparando":{"type":["string","null"]},"mejor_apy_pct":{"type":["number","null"]}}}}}}},"responseSchema":{"type":"json","example":{"nota":"Depositar: cuanto mas APY, mejor. Pedir prestado: cuanto menos APY, mejor. Tipos variables. Dato informativo obtenido de la blockchain; no es una recomendacion de inversion.","token":"USDC","mercados":[{"red":"ethereum","apy_deposito_pct":5.305,"apy_prestamo_pct":6.233},{"red":"base","apy_deposito_pct":4.325,"apy_prestamo_pct":5.336},{"red":"arbitrum","apy_deposito_pct":2.997,"apy_prestamo_pct":3.893},{"red":"polygon","apy_deposito_pct":2.915,"apy_prestamo_pct":6.176},{"red":"optimism","apy_deposito_pct":2.815,"apy_prestamo_pct":3.772}],"mejor_red":"ethereum","protocolo":"Aave v3","comparando":"depositar (ganar)","mejor_apy_pct":5.305}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ucJcDKSmypP8-Xbd3QHAr","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Compares Aave v3 deposit and borrow APYs for a given token across all supported chains (Base, Ethereum, Arbitrum, Optimism, Polygon), returning the best chain and APY breakdown.","exampleAgentPrompt":"Which chain gives the best deposit APY for USDC on Aave v3 right now? Show me the rates across all supported chains.","exampleUseCases":[{"title":"Best yield chain for stablecoin lending","prompt":"I want to supply USDC on Aave v3 — which chain is currently paying the highest deposit APY, and what are the rates on each chain?"},{"title":"Cheapest chain to borrow WETH","prompt":"I need to borrow WETH on Aave v3. Which chain has the lowest borrow APY right now, and what are the rates across Base, Ethereum, Arbitrum, Optimism, and Polygon?"},{"title":"Multi-chain DAI yield optimization","prompt":"Compare the Aave v3 lending rates for DAI across all supported chains so I can move my funds to wherever I'll earn the most."}],"resultDescription":"Returns the best chain for the requested comparison type, the token symbol, the protocol name, the best APY percentage, a per-chain breakdown of deposit and borrow APYs, and any relevant notes. Data is sourced live from on-chain Aave v3 markets.","failureModes":["Unsupported or misspelled token symbol returns empty or null markets","Token not listed on a specific chain returns null APY for that chain","On-chain RPC errors may cause stale or missing data for one or more chains","Missing required 'token' field returns a validation error","Invalid 'tipo' enum value causes request rejection"],"whenToPreferThis":"Use this endpoint when you need a real-time, cross-chain comparison of Aave v3 lending or borrowing rates for a specific token. It aggregates live on-chain data from five chains in a single call, making it ideal for yield optimization, cost-of-capital analysis, or routing decisions without needing to query each chain separately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:41:56.590Z","isFirstParty":false,"canonicalSlug":"aave-v3-cross-chain-apy-comparator-3b1a2240"}