{"uid":"cap_j388uePJxQopTkqfR1fHx","slug":"cryptoretail-historical-investment-calculator-9aafa411","name":"CryptoRetail Historical Investment Calculator","description":"Pay-per-use historical crypto investment calculator. Returns current value, ROI, peak value, and weekly price series.","url":"https://api.cryptoretail.store/v1/calculate","method":"GET","headers":{},"bodySchema":{"type":"object","required":["date","amount","symbol"],"properties":{"date":{"type":"string","description":"Purchase date in YYYY-MM-DD format"},"amount":{"type":"number","description":"Investment amount in USD"},"symbol":{"type":"string","description":"Cryptocurrency ticker symbol (e.g., BTC, ETH, SOL)"}}},"responseSchema":{"type":"object"},"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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_vYqVgvMFIwiIHInhJRkA_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates the current value, ROI, peak value, and weekly price series for a hypothetical past cryptocurrency investment","exampleAgentPrompt":"If I had invested $1,000 in BTC on 2021-01-15, what would it be worth today — and what was the peak value and ROI?","exampleUseCases":[{"title":"Evaluating a missed crypto opportunity","prompt":"I keep wondering what would have happened if I bought $5,000 of ETH on 2020-03-15 — can you tell me what it'd be worth now, the peak it hit, and the overall ROI?"},{"title":"Proving crypto gains to a skeptic","prompt":"My friend thinks crypto is always a loss. Can you show him what $200 in SOL bought on 2023-01-10 would be worth today, including weekly price history so he can see the trend?"},{"title":"Retrospective portfolio review","prompt":"I'm reviewing past decisions — what would a $2,500 investment in BTC made on 2019-07-04 look like today in terms of current value, ROI, and the all-time peak it reached?"}],"resultDescription":"Returns the current USD value of the investment, the return on investment (ROI) percentage, the peak value the investment ever reached, and a weekly price series showing how the value evolved over time from the purchase date to today.","failureModes":["Invalid or future date provided — API likely returns an error indicating the date is out of range","Unknown or unsupported ticker symbol — API returns an error indicating the symbol is not recognized","Investment amount of zero or negative — may return a validation error","Date before the cryptocurrency's existence — may return no data or an error","Network or upstream data provider unavailability causing incomplete price series"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-use historical investment calculation for a specific cryptocurrency, including ROI, current value, peak value, and weekly price history. Prefer it over building custom historical data pipelines when you only need to check a single investment scenario on demand without a subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:33:03.119Z","isFirstParty":false}