{"uid":"cap_OQOrjLvv8fd1I4XmXE_xC","slug":"fastapi-online-kraken-order-book-lookup-91ebb3df","name":"fastapi.online — Kraken Order Book Lookup","description":"Chat, embeddings, OCR, speech-to-text, image editing, image understanding (captioning/Q&A), text-to-speech, translation, writing tools, classification tools, developer tools, local utilities, format/checksum validators, encoding & crypto utilities, date/time calculators, geo/coordinate math, math & finance calculators, novelty tools, and business/social writing generators — 179 endpoints in all, across multiple specialized self-hosted models. Pay per call with crypto — no signup — or get an API key.","url":"https://api.fastapi.online/kraken-orderbook","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"pair":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xlvW65sTLmlsXoOz5uL-v","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches the current order book (bids and asks) for a specified Kraken trading pair","exampleAgentPrompt":"Pull the current Kraken order book for the XBT/USD pair so I can see the top bids and asks.","exampleUseCases":[{"title":"Pre-trade market depth check","prompt":"Before I place a large buy order, can you pull the Kraken order book for ETH/USD so I can see how deep the market is and where the best ask prices are?"},{"title":"Crypto spread monitoring","prompt":"Check the current bid-ask spread on Kraken for the SOL/USD pair and tell me what the top bid and top ask prices are right now."},{"title":"Algorithmic trading order routing","prompt":"Fetch the Kraken order book for XBT/EUR so I can figure out at what price levels there is enough liquidity to fill a 2 BTC order."}],"resultDescription":"Returns the live order book for the specified Kraken trading pair, including lists of bids and asks with price levels and available quantities at each level.","failureModes":["Invalid or unsupported trading pair symbol returns an error","Network or service unavailability returns a 5xx error","Payment failure (insufficient funds or x402 protocol issue) blocks the request","Empty or stale order book if the pair has low liquidity"],"whenToPreferThis":"Use this endpoint when you need real-time order book data from the Kraken exchange specifically, especially when you want to analyze bid-ask spread, market depth, or available liquidity at specific price levels for a crypto trading pair. Prefer over generic market data APIs if you specifically need Kraken's order book structure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:58:52.209Z","isFirstParty":false}