Simple, transparent pricing

The hosted Data API is the default — one key, every venue, deep historical data. The open-source SDK is free forever for users who want full custody.

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Data API

Hosted

Hosted endpoints for deep historical data, cross-exchange market matching, and more.

$0to start
  • Trade Polymarket, Kalshi, Opinion & more
  • Cross-exchange matching engine
  • Deep historical candlestick data
  • Historical order book snapshots
  • Higher rate limits & throughput
  • MCP server
Get API key

SDK

Open source

Open-source local install — for users who want full custody and don't need PMXT's hosted infrastructure.

$0forever
  • Self-hosted, full custody
  • Unified trading across all venues
  • Real-time order books & market data
  • Portfolio & position management
  • Python & TypeScript
  • MIT licensed
View on GitHub

Data API Plans

Choose a plan based on your request volume.

Free

$0/mo
Credits / month25,000
Rate limit60/min
WS Streams5
Start free

Starter

$29.99/mo
Credits / month250,000
Rate limit300/min
WS Streams20
Get started
Most popular

Pro

$99.99/mo
Credits / month1,000,000
Rate limit1,000/min
WS Streams100
Get started

1 REST call = 1 credit. 1 WebSocket message = 0.1 credits.

All plans are for personal use only. Need enterprise access? Contact us.