{"uid":"cap_guXAlUbSA5YPFpXvW-2YI","slug":"santyvv-data-defi-protocol-tvl-6f40b06b","name":"santyvv-data DeFi Protocol TVL","description":"Market and on-chain data, paid per call in USDC on Base through the x402 protocol. No accounts, no API keys. Sources are public data providers; the value added here is keyless access, edge caching, multi-source fallback and normalised responses.","url":"https://x402.santyvv.com/api/defi/protocol-tvl?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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false}}},"responseSchema":null,"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_-Q9kfvLwDtlc70qvnBCU5","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 the current Total Value Locked (TVL) for a specified DeFi protocol","exampleAgentPrompt":"What is the current TVL of the Uniswap protocol? I need the latest on-chain total value locked figure.","exampleUseCases":[{"title":"DeFi protocol research snapshot","prompt":"Can you pull the current TVL for Aave so I can compare how much liquidity is locked in it right now?"},{"title":"Portfolio risk assessment by TVL","prompt":"I'm evaluating DeFi exposure — what's the current total value locked in Compound Finance?"},{"title":"Competitive protocol benchmarking","prompt":"I'm writing a report on DEX market share — what's the current TVL for Curve Finance?"}],"resultDescription":"Returns the current Total Value Locked (TVL) for the requested DeFi protocol, expressed as a numeric value (typically in USD), representing the aggregate value of all assets deposited in that protocol's smart contracts at the time of the query.","failureModes":["Protocol identifier not recognized — returns an error if the protocol name or slug is invalid","Protocol not indexed — some smaller or newer protocols may not be available","Rate limit or payment failure — x402 payment not processed, returning 402 Payment Required","Network or upstream data provider outage causing stale or missing TVL data"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-call lookup of a single DeFi protocol's TVL without signing up for a data provider account. Ideal for agents that need on-demand DeFi metrics in a lightweight, accountless flow using x402 micropayments on Base. Prefer it over full analytics platforms when you only need TVL for one protocol at a time and want to avoid subscription overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:42:45.387Z","isFirstParty":false,"canonicalSlug":"santyvv-data-defi-protocol-tvl-6f40b06b"}