{"uid":"cap_yQvJ-BSHMQXxkJx6M5Vye","slug":"api-x402node-dev-20716fae","name":"Crypto Price History API (CoinGecko Free Tier)","description":"Crypto price history over a window (CoinGecko free). Returns daily price series (open/close per day), market cap, volume. Use ?id=bitcoin and vs=usd and days=30 (max 365 on free tier). Built for AI agents doing TA and back-testing. Accepts payment on Base or Solana — either network works.","url":"https://api.x402node.dev/finance/crypto-hist?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","required":["id"],"properties":{"id":{"type":"string","description":"Identifier (required)"},"vs":{"type":"string","description":"Vs (optional)"},"days":{"type":"string","description":"Days (optional)"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_x0t6Vow7BXSmVyi3H5RoF","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 daily OHLC price series, market cap, and volume for a cryptocurrency over a specified window (up to 365 days)","exampleAgentPrompt":"Can you pull the daily open/close price series, market cap, and volume for bitcoin in USD over the last 30 days so I can run some technical analysis?","exampleUseCases":null,"resultDescription":"A daily price series object containing open and close prices per day, market capitalization, and trading volume for the requested cryptocurrency over the specified window (up to 365 days on free tier)","failureModes":["Invalid coin ID returns an error or empty result","Days parameter exceeding 365 rejected on free tier","Unsupported vs_currency returns an error","CoinGecko upstream rate limiting may cause failures","Missing required query parameters (id, vs, days) returns a bad request error"],"whenToPreferThis":"Use this endpoint when you need historical daily OHLC price data, market cap, or volume for a cryptocurrency for technical analysis or backtesting — especially when you want a simple, key-free CoinGecko-backed data source without managing your own API credentials.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T07:13:17.167Z","isFirstParty":false,"canonicalSlug":"api-x402node-dev-20716fae"}