PolyTest

What it does

The best historical snapshots API for Polymarket crypto Up/Down prediction markets. Build trading bots, backtest strategies, and analyze BTC, ETH, SOL & XRP with 90M+ snapshots, full orderbook depth, and sub-second resolution. Integrate in minutes with Cursor, Claude Code, OpenClaw, Codex, v0, or any AI coding tool.

Polymarket backtesting API with 240M+ historical snapshots and full orderbook depth. Backtest crypto Up/Down strategies on BTC, ETH & SOL. Start free.

PolyTest is a Polymarket backtesting API that lets traders replay historical orderbooks and test trading strategies on crypto prediction markets. Pull sub-second snapshots across BTC, ETH & SOL — with XRP, DOGE & BNB coming soon. Browse Up/Down markets across BTC, ETH & SOL. Filter by timeframe. Fetch historical snapshots with a single request. Full orderbook depth, bid/ask, mid price, volume — all timestamped to the millisecond. Clean JSON responses, so Cursor, Claude Code, OpenClaw, Codex, and other AI tools nail the integration first try. Replay price action, test entry/exit signals, or vibecode a full trading bot. Whether you're writing strategies by hand or letting AI help — all the…from polytest.io

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