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Dot Prediction provides real-time, normalized data from Kalshi, Polymarket, and Limitless through a single REST API. One API key, one data model, three platforms.

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What You Can Access

  • Markets — List, search, and filter across all platforms
  • Orderbooks — Real-time bid/ask depth
  • Price History — OHLC candles at configurable intervals
  • Analytics — Trending markets, stats, categories, whales, top traders
  • Portfolio — Positions, PnL, and trade history
  • Orders — Place, list, and cancel orders

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Supported Platforms

PlatformMarketsOrderbookTradesHistory
KalshiYesYesYesYes
PolymarketYesYesYesYes
LimitlessYesYes—Yes

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Getting Started

  1. Create an account at dotprediction.com
  2. Generate an API key
  3. Make your first request
curl https://api.dotprediction.io/v1/api/markets?provider=polymarket&limit=5 \
  -H "X-API-Key: YOUR_API_KEY"