{"uid":"cap_Dwo3iNwpPqL4rkRsNdsnk","slug":"btc-usd-price-feed-defillama-via-x402-2aba6694","name":"BTC/USD Price Feed (DefiLlama via x402)","description":"Current BTC (Bitcoin) price in USD, source DefiLlama. No parameters.","url":"https://x402-seller-0ay3.onrender.com/api/price/btc-usd","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"required":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"source":"https://coins.llama.fi","symbol":"BTC","price_usd":65000.12,"confidence":0.99,"fetched_at":"2026-09-01T12:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SvsLZq3PCmqipwvMB0HAD","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current Bitcoin price in USD, sourced from DefiLlama, with no input parameters required.","exampleAgentPrompt":"What's the current Bitcoin price in USD? Pull it from DefiLlama and give me the confidence score too.","exampleUseCases":[{"title":"Real-time portfolio valuation","prompt":"I have 0.75 BTC in my wallet — what's it worth right now in USD? Fetch the current BTC price for me."},{"title":"Crypto trading bot price check","prompt":"Before executing my trade, check what Bitcoin is currently priced at in USD and tell me how confident the source is."},{"title":"Financial dashboard live ticker","prompt":"Update my dashboard with the latest Bitcoin price in dollars — I need the current BTC/USD rate and when it was last fetched."}],"resultDescription":"Returns a JSON object containing the BTC symbol, current price in USD (e.g. 65000.12), the DefiLlama source URL, a confidence score (0–1), and an ISO 8601 timestamp of when the price was fetched.","failureModes":["DefiLlama upstream unavailable — stale or missing price data returned","Network timeout from the Render-hosted service causing delayed response","Payment not processed (x402) — 402 response if USDC payment fails","Confidence score lower than expected if DefiLlama data is lagging"],"whenToPreferThis":"Choose this endpoint when you need a no-parameter, instant BTC/USD price lookup with a built-in confidence score sourced from DefiLlama — ideal for DeFi-oriented workflows where DefiLlama data provenance matters. Prefer this over general crypto APIs when you want a lightweight, single-call solution with no query construction required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T17:56:39.371Z","isFirstParty":false}