Skip to main content
WebSocket endpoint — This method uses WebSocket streaming, not HTTP. Connect to wss://api.pmxt.dev/ws?apiKey=YOUR_KEY (hosted) or ws://localhost:3847/ws (local server).
Supported venues: polymarket, kalshi, limitless, opinion, polymarket_us, myriad, gemini-titan, rain, hunch.

Parameters

ParameterTypeRequiredDescription
outcomeIdstringYesThe outcome token ID to watch

Response

Returns a Trade[] array each time new trades occur:
FieldTypeDescription
idstringTrade ID
timestampnumberUnix timestamp in milliseconds
pricenumberTrade price (0–1 probability)
amountnumberNumber of contracts
sidestring"buy", "sell", or "unknown"

Usage

Use cases

Trade volume tracker

Monitor real-time trading volume on a market: