{"uid":"cap_f6N9ERzw1Bcjl-tT8CmiY","slug":"crypto-multi-venue-price-feed-x402-021f4e66","name":"Crypto 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/api/crypto-prices?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_RnqL8wvbrcl2aKJ1yGenW","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 multi-venue spot prices (Binance, Coinbase) plus 24h change for requested crypto symbols, paid per-call via x402 USDC micropayment on Base.","exampleAgentPrompt":"What are the current prices of BTC, ETH, and SOL across Binance and Coinbase, and how much have they moved in the last 24 hours?","exampleUseCases":[{"title":"Trading bot pre-trade price check","prompt":"Before placing my trade, grab the latest BTC and ETH prices from Binance and Coinbase and tell me the 24-hour percentage change for each."},{"title":"DeFi arbitrage opportunity scan","prompt":"Pull the current multi-venue spot prices for BTC, ETH, and SOL so I can see if there are any significant price gaps between Binance and Coinbase right now."},{"title":"Portfolio snapshot for onchain agent","prompt":"Give me a live price update for BTC and ETH in USD, including which exchange reported each price and how much they've changed today."}],"resultDescription":"Returns a JSON object with per-symbol price data including USD price, Binance USDT price, Coinbase USD price, and 24h percentage change, along with the list of source exchange URLs and an updated_at timestamp.","failureModes":["Payment not received or x402 USDC micropayment fails — endpoint returns 402 Payment Required","Invalid or unsupported symbol requested — may return empty or null price entry","Upstream exchange API unavailable — partial data returned or stale prices","Malformed symbols query parameter — returns error or defaults to BTC,ETH,SOL","Network timeout from Cloudflare Worker — returns 5xx error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs real-time multi-venue spot prices for major crypto assets without managing API keys, and is willing to pay $0.003 USDC per call via x402 micropayment. It is ideal for trading bots, onchain agents, or DeFi tools that need cross-exchange price comparison (Binance vs Coinbase) and 24h momentum data in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:23.946Z","isFirstParty":false,"canonicalSlug":"crypto-multi-venue-price-feed-x402-b72d2150"}