pmxt Database Dumps

GitHub • Documentation

Free hourly snapshots of Polymarket, Kalshi, Limitless, and Opinion orderbook data in Parquet format for research, backtesting, and analysis. The data is updated every hour.

Higher download speed?
Discord: Join Server
Telegram: @martbar13
Email: Contact

Processing this data? We're opening a private alpha for a smart order router next month. [Join the waitlist]

This page is made possible by our sponsors: ondb.ai, nearbase.dev. Want to sponsor us? Reach out via email, Discord, or Telegram.

Free API Access — Polymarket, Kalshi, Limitless, and Opinion as structured JSON. No scraping, no parsing. View API Docs →

Index of /data/

  1. Polymarket/                                  23-Feb-2026 10:00
  2. Kalshi/                                      14-May-2026 14:00
  3. Limitless/                                   23-May-2026 00:00
  4. Opinion/                                     23-May-2026 00:00