{"uid":"cap_RajvT9bLDux3HbgudG7du","slug":"speraxos-binance-order-book-api-8605c38c","name":"SperaxOS Binance Order Book API","description":"AI-powered DeFi intelligence APIs payable via the x402 HTTP payment protocol. No API key required — pay per request with USDC on Base. Identity-only (SIWX) endpoints are free for wallets with an agentcash identity.","url":"https://chat.sperax.io/api/x402/tools/binance-market/getOrderBook?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"limit":{"type":"number","default":20,"description":"Number of price levels per side (1–100)."},"symbol":{"type":"string","description":"Trading pair in any common form: \"BTCUSDT\", \"BTC/USDT\" or a bare \"BTC\" (a USDT quote is assumed)."}}},"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_d61905uOIevCs7-M7IPke","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0xD74f5255D557944cf7Dd0E45FF521520002D5748","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches the current bid/ask order book for a Binance trading pair, returning price levels on both sides of the market.","exampleAgentPrompt":"Can you pull the current Binance order book for BTC/USDT and show me the top 50 bid and ask price levels?","exampleUseCases":[{"title":"Pre-trade liquidity check","prompt":"Before I place a large ETH buy, can you show me the top 30 bid and ask levels on Binance for ETH/USDT so I can see how much slippage I might face?"},{"title":"Spot market depth monitoring","prompt":"Keep an eye on the BTC/USDT order book on Binance and show me the top 20 price levels — I want to see if there are any big buy or sell walls forming."},{"title":"Altcoin spread analysis","prompt":"Can you fetch the order book for SOL on Binance — just the top 10 levels per side — so I can check how tight the spread is right now?"}],"resultDescription":"Returns a structured order book with two sides: bids (buy orders) and asks (sell orders), each as a list of [price, quantity] pairs sorted by price priority, up to the requested number of levels (1–100).","failureModes":["Invalid or unrecognized symbol returns an error — ensure the trading pair exists on Binance","Limit out of range (below 1 or above 100) may result in a validation error or default behavior","Payment failure via x402 protocol results in a 402 response and no data returned","Network or exchange downtime may cause timeouts or empty responses","Symbol normalization (e.g. bare 'BTC') may fail if the assumed USDT pair is not active"],"whenToPreferThis":"Use this endpoint when you need real-time Binance order book depth for spot trading pairs and want to pay per-request in USDC without managing API keys. Ideal for agents doing pre-trade analysis, liquidity checks, or spread monitoring on Binance markets. Prefer this over generic market data APIs when Binance-specific depth data is required and x402 micropayment billing is acceptable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T06:47:00.088Z","isFirstParty":false,"canonicalSlug":"speraxos-binance-order-book-api-8605c38c"}