{"name":"crypto-technicals-x402","version":"1.2.0","protocol":"x402 v2","network":"eip155:8453","asset":"USDC","payTo":"0xbE1C87B71ed7Ed7c9b0855674b59706D85Fd8aEd","facilitator":"https://facilitator.payai.network","source":"Binance spot klines (public), computed with the indicator/strategy code of a live trend-following bot","howToPay":"Any x402 client (e.g. npm @x402/fetch with an EVM wallet holding USDC on Base): request the endpoint, receive 402 with payment requirements, pay, retry. Prices are per call.","endpoints":{"GET /v1/regime/:symbol":{"price":"$0.002","desc":"Daily trend regime for a USDT pair: close vs SMA200/EMA100, prior 30-day high / 15-day low (Donchian), ATR14, 3xATR stop, breakout distance, and the deployed strategy's signal on the last closed day","example":"/v1/regime/BTCUSDT"},"GET /v1/levels/:symbol":{"price":"$0.003","desc":"Same as regime with custom parameters: entryLen, exitLen, trendLen, atrLen, slAtr (query string)","example":"/v1/levels/ETHUSDT?entryLen=20&exitLen=10&slAtr=2.5"},"GET /v1/scan":{"price":"$0.01","desc":"Regime + signal table for BTC, ETH, SOL, XRP, BNB (or ?symbols=A,B,C up to 25 USDT pairs)","example":"/v1/scan?symbols=BTCUSDT,ETHUSDT,SOLUSDT"},"GET /v1/funding/:symbol":{"price":"$0.002","desc":"Perp futures context: mark/index, funding rate (and annualized), next funding, open interest (and USD), long/short account ratio","example":"/v1/funding/BTCUSDT"},"GET /v1/volatility/:symbol":{"price":"$0.002","desc":"Realized vol 20/60d, ATR%, 30-day range position, 90-day max drawdown, distance from SMA200","example":"/v1/volatility/ETHUSDT"},"GET /v1/book/:symbol":{"price":"$0.002","desc":"Order-book snapshot: spread bps, bid/ask notional (top 50), imbalance","example":"/v1/book/SOLUSDT"},"GET /v1/brief/:symbol":{"price":"$0.005","desc":"One-paragraph technical brief for an LLM agent + the structured facts (regime, levels, volatility, futures)","example":"/v1/brief/BTCUSDT"},"GET /v1/correlation":{"price":"$0.01","desc":"Daily log-return correlation matrix, up to 15 pairs, 10-365 days","example":"/v1/correlation?symbols=BTCUSDT,ETHUSDT,SOLUSDT&days=90"},"POST /v1/ai/summarize":{"price":"$0.005","desc":"LLM summary of text or a public URL: {text|url, maxWords?, style?}","example":{"url":"https://example.com","maxWords":100}},"POST /v1/ai/extract":{"price":"$0.008","desc":"Structured JSON extraction from text or URL by field list: {text|url, fields: {name: description}}","example":{"text":"...","fields":{"company":"name","amount_usd":"number"}}},"POST /v1/ai/classify":{"price":"$0.003","desc":"Classify text into your labels with confidence: {text, labels[]}","example":{"text":"...","labels":["bug","question"]}},"POST /v1/ai/translate":{"price":"$0.005","desc":"Translate text to a target language: {text, to, from?}","example":{"text":"Hello","to":"es"}},"POST /v1/ai/code-review":{"price":"$0.02","desc":"Senior-engineer code review as ranked JSON findings with fixes: {code, language?, focus?}","example":{"code":"...","language":"python"}},"POST /v1/ai/market-commentary":{"price":"$0.01","desc":"120-180 word market commentary written strictly from this service's computed facts for a USDT pair: {symbol, audience?}","example":{"symbol":"BTCUSDT"}},"POST /v1/portfolio":{"price":"$0.03","desc":"Portfolio-level backtest (one equity pool, slots, risk sizing, BTC regime gate) across up to 10 pairs: {strategy, params?, universe?, maxPositions?, sizePct?, riskPct?, years?, regimeSma?, timeStopDays?}","example":{"strategy":"donchian_daily","universe":["BTCUSDT","ETHUSDT","SOLUSDT"],"years":2}},"GET /v1/screenshot":{"price":"$0.01","desc":"PNG screenshot of any public page (headless Chromium): ?url=&width=&fullPage=","example":"/v1/screenshot?url=https://example.com"},"GET /v1/fetch":{"price":"$0.005","desc":"Fetch a public page as clean Markdown with title/description (LLM-ready): ?url=","example":"/v1/fetch?url=https://example.com"},"GET /v1/dns/:domain":{"price":"$0.002","desc":"A, AAAA, MX, NS, TXT, CNAME, SPF, DMARC for a domain","example":"/v1/dns/example.com"},"GET /v1/email/verify":{"price":"$0.002","desc":"Email verification: syntax, MX, SPF/DMARC, disposable and free-provider detection, score: ?email=","example":"/v1/email/verify?email=name@example.com"},"GET /v1/price/:symbol":{"price":"$0.001","desc":"Spot price + 24h stats for a Binance USDT pair","example":"/v1/price/BTCUSDT"},"POST /v1/backtest":{"price":"$0.02","desc":"Single-symbol backtest of a named strategy over up to 4 years of daily/4h/1h bars: {symbol, strategy, params?, years?}. Strategies: donchian_trend, donchian_daily, donchian_daily_chand, keltner_daily, donchian_weekly, donchian_2d, supertrend_daily, donchian_daily_exec1h, donchian_daily_exec4h, rsi2_daily, squeeze_breakout, ema_pullback_daily, ema_pullback, rsi2_meanrev, daily_momentum, regime_hold","example":{"symbol":"BTCUSDT","strategy":"donchian_daily","params":{"entryLen":30,"exitLen":15,"trendLen":100,"atrLen":14,"slAtr":3},"years":2}}},"free":["GET /","GET /health","GET /v1/strategies","GET /v1/preview (rounded BTC regime, 30/hour)","POST /v1/size {equity, riskPct, entry, stop, maxPct}","GET /openapi.json","GET /.well-known/x402","GET /.well-known/agent.json","GET /llms.txt"],"networks":[{"network":"eip155:8453","asset":"USDC","payTo":"0xbE1C87B71ed7Ed7c9b0855674b59706D85Fd8aEd"},{"network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","asset":"USDC","payTo":"CkranQqHoms4vVMBTzvYATnNxs6oSuL4UXUNRHtPse12"}],"notes":"Not investment advice. Data is exchange-reported OHLCV; all math is deterministic and open to inspection on request."}