{"uid":"cap__bLmsXKaCCLkmScUv1OTG","slug":"defi-memoryapi-org-65da7170","name":"DeFi Chains TVL API","description":"DeFi protocol TVL, yield/APY pools, and blockchain chain data powered by DefiLlama. Pay-per-call via x402 micropayments.","url":"https://defi.memoryapi.org/x402/defi/chains","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"example":{"count":150,"chains":[{"name":"Ethereum","tvl_usd":60000000000,"token_symbol":"ETH"}],"source":"DefiLlama","success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qLh2KS0ndgE_5AjRMMJXf","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns all blockchain ecosystems ranked by Total Value Locked (TVL), or historical TVL data for a specific chain.","exampleAgentPrompt":"Can you pull the latest TVL rankings for all blockchain ecosystems and also grab the historical TVL trend for Arbitrum so I can see how it's been performing?","exampleUseCases":null,"resultDescription":"Returns a ranked list of all blockchain ecosystems with their current Total Value Locked (TVL) figures, or a time-series of historical TVL data for a specified chain, enabling cross-chain comparison and trend analysis.","failureModes":["Unknown or misspelled chain identifier returns 404 or empty result","Endpoint returns stale data if the underlying DeFi data source has a delay","Rate limiting or payment failure (x402) if USDC balance is insufficient","Historical data unavailable for very new or obscure chains"],"whenToPreferThis":"Use this endpoint when you need a broad view of TVL across all blockchain ecosystems or need to track a specific chain's TVL over time. Prefer this over the protocol TVL endpoint when the focus is on chain-level aggregates rather than individual DeFi protocols, and over the yield/APY endpoint when you care about locked capital rather than yield rates.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:36:11.329Z","isFirstParty":false}