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ATR (Average True Range) Trading Data API
x402
ATR (Average True Range) Trading Data API is a paid API for AI agents from api-production-54bd.up.railway.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Returns the Average True Range (ATR) volatility indicator for a given trading symbol and timeframe
Price / call$0.001
Success—
StatusUnknown
How this service works
Trading Data API — 23 endpoints for agents: crypto & stock prices/OHLCV, ATR, Fair Value Gaps, ICT liquidity levels, funding/OI, order books, Kalshi prediction markets, DeFi TVL, volatility, macro calendar, and an AI momentum score. Full catalog at /v1/status.
Output
Returns the computed Average True Range value for the requested symbol and timeframe, reflecting recent price volatility. Useful for position sizing, stop-loss placement, and gauging market volatility.
Example use cases
Example prompt
“What's the 14-period ATR for BTC on the 4-hour chart right now? I want to size my position properly.”
Technical details
Endpoint
POSThttps://api-production-54bd.up.railway.app/v1/atrWhen to prefer
Use this endpoint when you need a quantitative measure of market volatility for a crypto or stock symbol for position sizing, stop-loss calculation, or breakout detection. Prefer this over raw OHLCV when you need a single, ready-computed ATR value rather than raw candle data.
Side effects
- Invalid or unsupported symbol returns 4xx error
- Invalid timeframe parameter returns error
- Payment not attached or insufficient USDC results in 402 Payment Required
- Service unavailable or upstream data feed outage returns 5xx
- Rate limit exceeded returns 429
Tags
x402
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