{"uid":"cap_Pf1gLzZvRKXg-NZ6p-imt","slug":"deepsearch-korean-stock-intelligence-api-3-year-daily-price-history-cd47af0d","name":"DeepSearch Korean Stock Intelligence API — 3-Year Daily Price History","description":"Up to 10 years of financials + 3 years of daily price history for all 2,000+ KRX stocks. Pay-per-query with USDC on Base Mainnet — no subscription.","url":"https://x402.deepsearch.com/v1/context/stock/%7Bticker%7D/3y","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"},"pathParams":{"type":"object"},"queryParams":{"type":"object","required":["ticker"],"properties":{"ticker":{"type":"string","description":"6-digit KRX ticker or US symbol"},"exchange":{"type":"string","description":"Exchange code. Default: KRX"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"count":780,"period":"3y","ticker":"005930","dataPoints":[{"date":"2026-05-28","close":299500,"changePercent":-2.44}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.25","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Xv9qo5Ql-jPR9G6re7oi6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns up to 3 years of daily closing price history (date, close, changePercent) for a given KRX or US-listed stock ticker, paid per-query with USDC on Base Mainnet.","exampleAgentPrompt":"Can you pull the 3-year daily closing price history for Samsung Electronics (KRX ticker 005930) from DeepSearch so I can see how the stock has trended?","exampleUseCases":null,"resultDescription":"A JSON object containing the ticker symbol, a '3y' period label, the total count of trading day data points (up to ~780), and an array of daily records each with a date, closing price (in KRW), and percentage change from the prior close.","failureModes":["Invalid or non-existent ticker returns an error or empty dataset","Ticker format incorrect (must be 6-digit KRX code or valid US symbol) causes a 400-class error","Payment failure or insufficient USDC balance on Base Mainnet causes a 402 Payment Required response","Unsupported exchange code causes a lookup failure","Rate limiting or network timeout returns a 5xx error"],"whenToPreferThis":"Choose this endpoint when you need granular daily price history spanning up to 3 years for any of the 2,000+ KRX-listed stocks, and prefer a pay-per-query model (no subscription) using USDC on Base. Ideal for agents doing trend analysis, backtesting, or charting Korean equities without a recurring data feed commitment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-12T12:41:00.918Z","isFirstParty":false}