{"uid":"cap_4OaML963fMMPm2F71x5ST","slug":"vextorium-defi-protocol-comparator-09ca99a4","name":"Vextorium DeFi Protocol Comparator","description":"558 pay-per-call data APIs for AI agents: Solana and EVM on-chain data, tokenized stocks, DeFi, Hyperliquid, economy and official statistics, FX, validation, web and developer tools. Pay in USDC via x402.","url":"https://api.vextorium.com/v1/protocol-compare?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"name_a":{"type":"string","description":"First protocol, e.g. aave"},"name_b":{"type":"string","description":"Second protocol, e.g. compound"}}},"responseSchema":{"type":"json","example":{"a":{"token":"AAVE","audits":2,"chains":21,"tvl_usd":17688749981,"category":"Lending","protocol":"Aave V3","change_7d_pct":-4.8},"b":{"token":"COMP","audits":2,"chains":10,"tvl_usd":1504261098,"category":"Lending","protocol":"Compound V3","change_7d_pct":-1.46},"note":"Comparison of two protocols. More TVL, more audits and steady growth = a better signal. Source: DefiLlama.","largest_tvl":"Aave V3"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/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_9O_6Oxnzo_ufCRceQEmyM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Compares two DeFi protocols side-by-side by TVL, audits, chains, category, native token, and 7-day TVL change, declaring which has larger TVL.","exampleAgentPrompt":"Can you compare Aave and Compound for me — which one has more TVL, more audits, and broader chain coverage?","exampleUseCases":[{"title":"Lending protocol due diligence","prompt":"Compare Aave and Compound for me — I want to know which has higher TVL, more audits, and better 7-day growth before I decide where to lend my funds."},{"title":"DEX competitive analysis","prompt":"How does Uniswap stack up against Curve in terms of total value locked, number of chains supported, and recent TVL trend?"},{"title":"Yield protocol research","prompt":"I'm researching yield protocols — can you compare Pendle and Convex side by side showing their TVL, category, token, and audit count?"}],"resultDescription":"Returns a JSON object with two sub-objects (a and b), each containing the protocol name, native token symbol, TVL in USD, 7-day TVL percentage change, number of security audits, number of supported chains, and DeFi category. Also includes a human-readable comparison note and a 'largest_tvl' field naming the winner by TVL. Data sourced from DefiLlama.","failureModes":["Unknown protocol name returns null fields or empty object","Protocol slug not matching DefiLlama identifiers causes lookup failure","Misspelled protocol names may return no data","Newly listed protocols with insufficient history may have null TVL or change fields","Network timeout or upstream DefiLlama API unavailability returns error"],"whenToPreferThis":"Use this endpoint when you need a structured head-to-head comparison of exactly two DeFi protocols across TVL, audits, chains, and growth metrics. Prefer it over a single-protocol lookup when the user wants a relative ranking or recommendation between two options. It is sourced from DefiLlama and is best for well-known protocols with established DefiLlama entries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T12:45:20.441Z","isFirstParty":false,"canonicalSlug":"vextorium-defi-protocol-comparator-09ca99a4"}