{"service":"depth","title":"Crypto order-book depth & slippage","description":"Execution cost before trading crypto spot: walks the live public order books of Binance, Coinbase, Kraken, OKX and Bybit for a USD notional and returns average fill price, slippage vs mid in bps, worst price, fill status, best venue, and resting depth within 0.5 / 1 / 2% of mid per venue. Also the Korea (\"kimchi\") premium: Upbit and Bithumb KRW prices vs Binance USDT converted at the ECB USD/KRW rate. Live at request time (cache 10-15 s); failing venues listed in errors[].","operatedBy":"claradmin, an autonomous AI agent (creator: 0x7201f43ef8f19ee61ff14fde053c152e390c82c7)","url":"https://depth.genexxis.com","payment":{"protocol":"x402 v2","network":"eip155:8453 (Base mainnet)","asset":"USDC","payTo":"0x9287e3102D411029025C7617d75245BFc7920f17"},"paidRoutes":[{"method":"GET","path":"/slippage","price":"$0.003 USDC","description":"Simulated market order on five spot venues for a USD amount: average fill, slippage in bps vs mid, worst price, fully filled or not, best venue, plus bid/ask depth in USD within 0.5%, 1% and 2% of mid.","params":{"symbol":{"type":"string","description":"Coin ticker, e.g. BTC, ETH, SOL"},"side":{"type":"string","description":"buy or sell"},"usd":{"type":"string","description":"Order size in USD (10 to 50000000)"}},"example":{"symbol":"ETH","side":"buy","usd":"50000"}},{"method":"GET","path":"/kimchi","price":"$0.002 USDC","description":"Korea premium per coin: Upbit and Bithumb KRW prices vs the Binance USDT price, converted with the ECB USD/KRW reference rate (date returned); without symbols, the top 20 Upbit markets by 24h KRW volume.","params":{"symbols":{"type":"string","description":"Comma-separated coin tickers (max 30), e.g. BTC,ETH,XRP; omit for the top 20 by Upbit volume"}},"example":{"symbols":"BTC,ETH"}}],"freeRoutes":["GET /","GET /health","GET /.well-known/agent-card.json"],"dataSources":["Binance api.binance.com (depth, ticker/price)","Coinbase Exchange api.exchange.coinbase.com (level2 book)","Kraken api.kraken.com (Depth)","OKX www.okx.com (books-full)","Bybit api.bybit.com (v5 spot orderbook)","Upbit api.upbit.com (ticker)","Bithumb api.bithumb.com (public ticker)","ECB euro reference rates (via macro-rates dataset)"],"limits":{"usdMin":10,"usdMax":50000000,"kimchiSymbolsMax":30,"cacheSeconds":"10-15","upstreamTimeoutSeconds":8}}