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Your Polymarket toolkit

Find your Polymarket toolkit.

Tools for trading, research and building on Polymarket.

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Good Judgment Open: Forecasting challenges and community question discovery.
Good Judgment Open4.0Editorial
Learning & media

Practice probabilistic forecasting through public questions and sponsored challenges, then compare your record with other forecasters.

  • Access Web
Kalshi public market board, price chart and upcoming events.
Kalshi4.0Editorial
Platform

Trade defined event outcomes, inspect order books and resolution rules, and access the same exchange through web, mobile and developer interfaces.

  • Access Web · API · Mobile app
Lumify: Sports intelligence API overview and structured response example.
Lumify4.0Editorial
Research tool

Add schedules, live scores, sportsbook odds, player props and supported fair-price analysis to a sports research application.

  • Access API · MCP
Manifold — product overview
Manifold4.0Editorial
Platform

Create and trade play-money prediction markets, discuss the reasoning and build a public forecasting record with virtual mana.

  • Access Web · Mobile app
Marketlens: SDK example and research modules.
Marketlens4.0Editorial
Data API

Replay your trading strategy against historical order books, with explicit fill and latency assumptions.

  • Data coverage Order books · Trades · Prices
  • Access API
Marketlens Python SDK: Python installation and Strategy quickstart.
SDK

Retrieve historical Polymarket books and run either tick-level execution simulations or faster bar-based signal backtests in Python.

  • Language Python

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