{"uid":"cap_9QNA4rbNiDsPruFPGci0d","slug":"defi-protocol-tvl-market-cap-lookup-f352f50b","name":"DeFi Protocol TVL & Market Cap Lookup","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://x402-stock-indicators.vercel.app/defi-protocol/%7Bslug%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"name":"Uniswap","slug":"uniswap","as_of":"2026-08-01T20:53:59+00:00","symbol":"UNI","tvl_usd":3033677596,"market_cap_usd":2537468332.689303,"tvl_change_pct":{"1d":-0.982,"7d":-3.8588},"top_chains_by_tvl":[{"chain":"Ethereum","tvl_usd":2147635713},{"chain":"Base","tvl_usd":362190494},{"chain":"Arbitrum","tvl_usd":171492784},{"chain":"BSC","tvl_usd":97416638},{"chain":"Polygon","tvl_usd":72485443}]}},"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_wSDE3ra052HV3y_VDxyAq","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 real-time TVL, market cap, and chain breakdown for a DeFi protocol by slug, paid per-call with USDC via x402.","exampleAgentPrompt":"What's the current TVL and market cap for Uniswap, and how has its TVL changed over the last 7 days? Break it down by chain too.","exampleUseCases":[{"title":"DeFi protocol research for investment","prompt":"Can you pull up Aave's current TVL, market cap, and which chains are holding the most liquidity? I want to see if it's growing or shrinking over the past week."},{"title":"Cross-chain TVL distribution check","prompt":"Show me how Curve Finance's total value locked is distributed across Ethereum, Arbitrum, and other chains right now."},{"title":"DeFi dashboard monitoring","prompt":"Give me a snapshot of Uniswap's on-chain metrics — TVL, market cap, and the 1-day and 7-day TVL change — I'm tracking it for my portfolio."}],"resultDescription":"A JSON object containing the protocol's canonical name, slug, token symbol, current TVL in USD, market cap in USD, 1-day and 7-day TVL percentage changes, and a ranked list of top chains by TVL with individual chain TVL values. Data is timestamped with an as_of field.","failureModes":["Unknown or misspelled slug returns 404 or empty result","Protocol not indexed by the data provider returns no data","x402 payment failure if wallet has insufficient USDC on Base or Solana","Stale data if the underlying data provider hasn't refreshed recently","Rate limiting or provider outage causing 5xx errors"],"whenToPreferThis":"Choose this endpoint when you need real-time DeFi protocol TVL and market cap data without setting up an API key or subscription — ideal for AI agents that can pay $0.01 USDC per call via the x402 protocol on Base or Solana. Prefer this over traditional data APIs when you want frictionless, pay-as-you-go access to on-chain DeFi metrics including multi-chain TVL breakdowns.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T00:30:01.738Z","isFirstParty":false}