{"uid":"cap_w4IJctBLZsglRXCo6lG-5","slug":"bnb-usd-multi-venue-price-feed-x402-f693ad30","name":"BNB/USD Multi-Venue Price Feed (x402)","description":"Pay-per-call crypto microdata for trading/onchain AI agents via x402 (USDC on Base): Base gas, token risk, balances, multi-venue prices, Hyperliquid book/funding, kimchi premium. No API keys.","url":"https://kr-x402-mvp.kgy5612.workers.dev/crypto/price/bnb-usd?utm_source=zero.xyz","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"},"queryParams":{"type":"object","properties":{"symbols":{"type":"string","examples":["BTC,ETH,SOL","BTC"],"description":"Comma-separated symbols (default BTC,ETH,SOL)"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"prices":{"BTC":{"price_usd":80867.7,"binance_usdt":80860,"coinbase_usd":80875.4,"change_24h_pct":1.2}},"sources":["https://api.binance.com","https://api.coinbase.com"],"updated_at":"2026-10-28T11:00:00Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WLIkzJo3BwwJUFTnbSzZ3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time BNB/USD spot price aggregated across multiple exchanges (Binance, Coinbase) with 24h change, paid per-call via x402 USDC micropayment on Base","exampleAgentPrompt":"What's the current BNB price in USD right now — pull it from multiple exchanges and show me the 24-hour change too?","exampleUseCases":[{"title":"Trading bot price check","prompt":"My trading bot needs the live BNB/USD price pulled from Binance and Coinbase right now, including how much it's moved in the last 24 hours — can you grab that?"},{"title":"Arbitrage spread monitor","prompt":"Pull the current BNB price from multiple venues so I can see if there's a spread between Binance and Coinbase worth acting on right now."},{"title":"Onchain agent portfolio valuation","prompt":"I need to value my BNB holdings in USD — fetch the latest multi-exchange BNB/USD price and show me which sources you used and when the data was last updated."}],"resultDescription":"A JSON object containing BNB spot price in USD from multiple venues (Binance USDT price, Coinbase USD price), a blended/reference price_usd, 24-hour percentage change, list of data source URLs, and an updated_at ISO timestamp indicating data freshness.","failureModes":["Payment not included or invalid x402 USDC micropayment returns 402 Payment Required","Invalid or unsupported symbol string returns error or empty prices object","Upstream exchange APIs (Binance, Coinbase) temporarily unavailable causing stale or missing data","Rate limiting or worker resource limits causing 503 responses","Malformed query parameter causing unexpected symbol resolution"],"whenToPreferThis":"Choose this endpoint when your AI agent needs real-time BNB/USD price data from multiple venues simultaneously without managing API keys, and when pay-per-call USDC micropayments via x402 on Base fit your cost model better than a subscription. It's ideal for autonomous onchain trading agents, DeFi bots, or portfolio valuation tools that need cross-exchange price comparison with 24h momentum data in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:26.505Z","isFirstParty":false,"canonicalSlug":"bnb-usd-multi-venue-price-feed-x402-f693ad30"}