{"uid":"cap_B39tJAQbaTBDMmntKeSsb","slug":"defi-chain-tvl-rankings-86c0d6cf","name":"DeFi Chain TVL Rankings","description":"DeFi total value locked for agents: TVL of any protocol and TVL ranking of chains. Paid per call via x402 (USDC on Base).","url":"https://defi.x402utils.workers.dev/v1/chains?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"top":{"type":"string","description":"how many chains (1-100)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"chains":[{"name":"Ethereum","tvl_usd":55000000000,"share_pct":61.1}],"total_tvl_usd":90000000000}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Wve-LvDONRXwhTqrxnLoD","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a ranked list of blockchain chains by total value locked (TVL) in USD, with share percentages, for DeFi market intelligence.","exampleAgentPrompt":"What are the top 20 blockchains ranked by total value locked in DeFi right now, and what share of the total TVL does each one hold?","exampleUseCases":[{"title":"DeFi market share dashboard","prompt":"Show me the top 15 chains by DeFi TVL and what percentage of the total market each one represents."},{"title":"Ethereum dominance check","prompt":"How does Ethereum's TVL compare to other chains — what share of total DeFi TVL does it currently hold? Pull the top 5 chains for me."},{"title":"Emerging chain TVL tracking","prompt":"Can you pull the TVL rankings for the top 50 DeFi chains so I can see which newer chains are gaining ground on Ethereum and Solana?"}],"resultDescription":"A JSON object containing an array of chains sorted by TVL, each with a name, TVL in USD, and share percentage of total DeFi TVL, plus the aggregate total TVL across all chains.","failureModes":["Payment not sent or insufficient USDC balance via x402 — 402 Payment Required response","Invalid 'top' parameter value outside 1-100 range — validation error","Upstream data source unavailable — 5xx error with no chain data returned","Missing or malformed x402 payment header — authentication/payment failure"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call lookup of DeFi chain TVL rankings without setting up a long-term API subscription. Ideal for agents that need periodic DeFi market snapshots, chain dominance comparisons, or TVL share analysis, and want to pay only for what they use via USDC micropayments on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:37:17.156Z","isFirstParty":false,"canonicalSlug":"defi-chain-tvl-rankings-86c0d6cf"}