{"uid":"cap_pUebsVfJis5k_84OWlax0","slug":"crypto-prices-chainlink-oracle-price-history-7def21b4","name":"Crypto Prices - Chainlink Oracle Price History","description":"Oracle price history: getRoundData rounds + summary (cached ≤1h, immutable)","url":"https://x402.professorsausages.com/prices/history/:pair","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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_2-MKKM97mDk2N5Xo5PmsN","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":"Fetches historical Chainlink oracle price rounds (getRoundData) and a summary for a given trading pair, cached up to 1 hour","exampleAgentPrompt":"Can you pull the Chainlink oracle price history for the ETH/USD pair — I need the getRoundData rounds and overall summary to analyze recent price movements?","exampleUseCases":null,"resultDescription":"Returns a list of historical Chainlink oracle price rounds (getRoundData format with round IDs, prices, and timestamps) plus a summary for the specified trading pair; data is cached for up to 1 hour and treated as immutable once fetched","failureModes":["Unsupported or invalid trading pair returns an error or empty result","Pair format mismatch (e.g. wrong delimiter or casing) may cause 404 or bad request","Rate limiting or payment failure due to x402 micropayment not going through","Chainlink feed unavailable for the requested pair on the supported chain","Cache staleness up to 1 hour may mean data is not real-time current"],"whenToPreferThis":"Choose this endpoint when you need historical Chainlink oracle price round data (getRoundData) for a specific crypto trading pair, particularly for DeFi analytics, backtesting, or on-chain price verification. Prefer this over spot-price endpoints when you need multiple historical rounds rather than a single current price, and when Chainlink's oracle provenance and immutability are important.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:42:54.450Z","isFirstParty":false}