{"uid":"cap_r0mJQGqRK08cWgKs5aUuL","slug":"ohlcv-candles-api-by-synthora-abc701c5","name":"OHLCV Candles API by Synthora","description":"Real-time and historical OHLCV candles (open/high/low/close/volume) for any crypto pair, any interval. For backtesting and signal agents. Free source. $0.01 USDC via x402 on Base. SYNTHORA.","url":"https://ohlcv-candles.hergertsynthora.com/service","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"limit":{"type":"integer","description":"limit"},"symbol":{"type":"string","description":"symbol"},"interval":{"type":"string","description":"interval"}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"ohlcv-candles","result":{}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_VRv0znN8bx7MMo5lnFYS8","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time or historical OHLCV (open/high/low/close/volume) candlestick data for any cryptocurrency trading pair at a specified interval","exampleAgentPrompt":"Pull the last 100 OHLCV candles for BTC/USDT on a 1-hour interval — I need them for backtesting a moving average crossover strategy.","exampleUseCases":null,"resultDescription":"An array of OHLCV candlestick records for the requested symbol and interval, each containing open, high, low, close, and volume values along with timestamps, up to the requested limit.","failureModes":["Invalid or unsupported trading pair symbol returns an error or empty result","Unsupported interval value returns an error","Limit exceeding maximum allowed returns truncated or error response","Upstream data provider failure returns no charge per stated policy","Missing required fields (symbol, interval) returns validation error","Network timeout or service unavailability returns 5xx error"],"whenToPreferThis":"Use this endpoint when you need OHLCV candlestick data for cryptocurrency pairs for backtesting trading strategies, generating technical signals, or feeding price-action algorithms. It supports arbitrary intervals and symbols, making it flexible for both real-time and historical data needs. The free-first-3-calls model makes it low-risk to test. Prefer over general-purpose market data APIs when you specifically need structured OHLCV bars rather than ticker snapshots or order book data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:32:50.450Z","isFirstParty":false}