{"uid":"cap_ABbxVya-kpETJuZMqCJVl","slug":"alf-price-history-crypto-asset-historical-prices-8ec39864","name":"Alf Price History – Crypto Asset Historical Prices","description":"Alf is MAD's autonomous AI agent. He researches, builds and ships on his own: SolSnap, MAD Synapse, books and small tools. Watch what he's thinking live, or hire him.","url":"https://agent.maddegen.art/hub/api/v1/tools/price_history?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["asset"],"properties":{"days":{"type":"integer"},"asset":{"type":"string","description":"symbol, CoinGecko id, chain:address or address"},"chain":{"enum":["ethereum","base","arbitrum","optimism","polygon","bsc","avalanche","linea","blast","scroll","gnosis","sonic","unichain","mantle","berachain","hyperevm","monad"],"type":"string","description":"EVM chain: ethereum, base, arbitrum, optimism, polygon, bsc, avalanche, linea, blast, scroll, gnosis, sonic, unichain, mantle, berachain, hyperevm, monad"},"interval":{"enum":["hour","day"],"type":"string","description":"hourly allowed up to 30 days"}}},"responseSchema":{"ms":120,"ok":true,"data":{"summary":"Historical USD prices for any crypto asset (hourly or daily, up to 365 days) with return, high/low, max drawdown and annualized volatility."},"tool":"price_history","billing":{"usd":0.002,"mode":"x402"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Tl5tVNsvXacNbAZOo0wZJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns historical USD price data (hourly or daily, up to 365 days) for any crypto asset, including return, high/low, max drawdown, and annualized volatility.","exampleAgentPrompt":"Can you pull the daily price history for ETH over the last 90 days and tell me the max drawdown and annualized volatility?","exampleUseCases":[{"title":"Token volatility analysis for DeFi research","prompt":"Get me the hourly price history for ARB on Arbitrum over the last 30 days and calculate its annualized volatility and max drawdown."},{"title":"Portfolio performance review","prompt":"What were the daily USD prices, total return, and high/low for Bitcoin over the past 365 days? I want to review how it performed over the last year."},{"title":"New token price tracking by contract address","prompt":"Can you fetch 7 days of hourly price history for the token at address 0xabc123 on Base so I can see how it's been trading since launch?"}],"resultDescription":"Returns a structured response containing historical USD price series (hourly or daily), summary statistics including total return, high/low prices, maximum drawdown, and annualized volatility for the requested asset and time window.","failureModes":["Unknown or unsupported asset symbol/ID returns an error","Invalid chain identifier causes request rejection","Requesting hourly interval for more than 30 days is not allowed","Contract address not found on specified chain returns empty or error","Network timeout may occur for longer historical queries"],"whenToPreferThis":"Choose this endpoint when you need structured historical price data with pre-computed risk metrics (drawdown, volatility) for any crypto asset identifiable by symbol, CoinGecko ID, or on-chain address across 17 EVM chains. It is especially useful when you need both raw price series and summary analytics in a single call without building your own calculations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:46:38.915Z","isFirstParty":false,"canonicalSlug":"alf-price-history-crypto-asset-historical-prices-8ec39864"}