{"uid":"cap_2hBsJIAjOyjMQwZf6AIRH","slug":"apex-runner-live-atr-sizing-signal-a7047c3b","name":"APEX Runner Live ATR Sizing Signal","description":"APEX Runner exposes 60+ live crypto trading signals to AI agents via x402 micropayments — market regime, cross-exchange arbitrage, liquidation risk, and execution intelligence. Pay per call in USDC on Base, no API key. Signals derived from a system trading real capital on Kraken, Coinbase, and Hyperliquid.","url":"https://apexrunner.ai/signals/live-atr-sizing?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"coins_tracked":5,"atr_grid_params":{"BTC":{"atr":1247.5,"vol_regime":"NORMAL","grid_spacing_pct":0.5},"ETH":{"atr":52.3}},"market_volatility":"MODERATE"},"atr_source":"string — data provenance: APEX live execution data","coins_tracked":"integer — number of coins with live ATR data","atr_grid_params":"object — keyed by coin (BTC/ETH/SOL/AVAX/LINK), each with atr (USD), atr_pct, grid_spacing_pct, recommended_size_usd, levels, vol_regime","market_volatility":"string — HIGH / MODERATE / LOW based on average grid spacing"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.007","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$2.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"2.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"2.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WDnYEZ4nFR8UX89VnRVmZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"2.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a live Average True Range (ATR)-based position sizing signal for crypto trading decisions","exampleAgentPrompt":"What's the live ATR-based position sizing signal from APEX Runner right now so I know how large to size my next crypto trade given current market volatility?","exampleUseCases":null,"resultDescription":"A live ATR (Average True Range) position sizing signal indicating the recommended trade size or volatility-adjusted sizing factor based on current crypto market conditions, enabling the agent to calibrate position exposure appropriately.","failureModes":["Payment not received or invalid x402 payment header returns 402 Payment Required","Market data temporarily unavailable returns 503 or error signal","Invalid trading pair or parameter returns 400 Bad Request","Stale or delayed market data may reduce signal accuracy"],"whenToPreferThis":"Use this endpoint when you need a real-time, volatility-aware position sizing recommendation derived from ATR for crypto trading. Prefer this over static position sizing when market volatility is a key risk factor, or when running an automated trading agent that needs to dynamically adjust trade sizes on Kraken, Coinbase, or Hyperliquid.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T22:28:52.034Z","isFirstParty":false,"canonicalSlug":"apex-runner-live-atr-sizing-signal-a7047c3b"}