A framework for collecting and analyzing prediction market data, including the largest publicly available dataset of Polymarket and Kalshi market and trade data.

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

Launch Your Own Web3 Decentralized Prediction Market in Minutes (Polymarket like)

A curated list of Prediction Market Tools - AI Agents, Analytics, APIs, Dashboards, Copy Trading, Alerting, Tracking and More!!

A toolkit for building AI-automated trading strategies on Kalshi prediction markets.

Multi-platform prediction market trading bot: trades weather temperature markets on Kalshi (KXHIGH series) and Polymarket using 31-member GFS ensemble forecasts + BTC 5-min microstructure signals. Kelly criterion sizing, signal calibration, React dashboard. (Highest profits $1.8k)

Open Source AI trading agent that operates autonomously across 1000+ markets - Polymarket, Kalshi, Binance, Hyperliquid, Solana DEXs, 5 EVM chains. Scans for edge, executes instantly, manages risk while you sleep. Agent commerce protocol for machine-to-machine payments. Self-hosted. Built on Claude.

Open-source Bayesian trading AI agent for prediction markets.

AI-native CLI for trading Kalshi prediction markets. Runs deep fundamental research, generates independent probability estimates, computes edge vs. live order books, and executes trades with Kelly sizing and a 5-gate risk engine.

Production-grade Rust trading bots for prediction markets — Polymarket, Kalshi, Limitless. 10 strategies on one execution core. Predict.fun & 20+ venues on the roadmap.

Prediction-market trading engine — Wang Transform pricing on 291K+ contracts; paper-traded across Kalshi · Polymarket · Solana DFlow (Jito bundles) · 633 tests

flūmine - Betting trading framework

Real-time arbitrage bot detecting risk-free opportunities in Bitcoin 1-Hour Price markets between Polymarket and Kalshi

CCXT for prediction markets · #1 Open Source for Market-making, Trading, Data Analysis on Polymarket & Kalshi & Limitless & Opinion & Predictfun & etc

Modern C++23 SDK for the Kalshi prediction-market API — full typed REST coverage + real-time WebSocket streaming, RSA-PSS auth, and an exception-free std::expected API. CMake / FetchContent-ready.

Unofficial Python client for Kalshi's prediction markets API

Polymarket open source trading bot to automate copy trading and arbitrage strategies on crypto prediction markets for free, with simple interface.

Open-source prediction market trading platform for Polymarket & Kalshi. Write full Python strategies & data sources, backtest them, then paper or live trade. 25+ built-in strategies, copy trading, AI scoring, real-time dashboard. One-click setup.

A unified SDK for prediction markets

Polymarket Kalshi arbitrage prediction-markets trading-bot TypeScript Node.js CLOB Polygon ethers automated-trading spread-trading DeFi crypto algorithmic-trading market-making Kalshi-API Polymarket-CLOB express axios dotenv