Prediction Markets Python Packages

pmxt

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

pykalshi

Unofficial Python client for Kalshi's prediction markets API

simmer-sdk

Prediction market harness for AI agents — skills, MCP server, and Python SDK

polymarket-paper-trader

Paper trading simulator for Polymarket

outcometick

Python SDK for outcometick — write a strategy against archived Polymarket and Predict.fun market data and run it in a hosted sandbox.

synpath

One open-source API for prediction markets. Trade Kalshi, Polymarket, Polymarket US and Opinion with one Python SDK: unified market data, smart order routing across venues, and advanced order types. Plus tick-level Kalshi order book history.

marketlens

Python SDK for Polymarket order book data and backtesting. Tick-level L2 snapshots, billions of deltas, full book reconstruction, and a strategy backtesting engine with realistic execution.

oddsrail

Open-source MCP server that lets AI agents trade Polymarket, with spending limits and a pre-trade check. Your keys stay on your machine.

0xinsider

Official Python client for the 0xinsider Developer API

pmwallets-copytrade

Ready-to-run Polymarket copy trading bot (Python): follow profitable wallets and mirror their trades with risk limits

pmwallets

Python SDK for PMWallets: Polymarket smart-money leaderboard and real-time wallet fills over WebSocket

potd-trader

Buy the 0xinsider Pick of the Day on your own Polymarket account. Runs on your machine; your keys never leave it.

coinrithm-sdk

Let any AI agent (Claude, ChatGPT/Codex, Gemini) paper-trade on CoinRithm with a key you mint and control. Hosted MCP, local MCP, OpenAPI, skill + prompts.

kalshi-mcp-server

Self-hosted MCP server for Kalshi prediction markets. Native RSA-PSS auth, token-bucket rate limiting, demo/prod safety controls. Designed to be forked and deployed.

oracle3

Oracle3: open-source trading engine and MCP server for prediction markets. Finds fee-adjusted no-arbitrage violations across related event contracts and trades them live on Kalshi, Polymarket and Solana, or on paper, under pre-trade risk limits. 13 MCP tools, JSON CLI, agent skills, 600+ tests.

polymarket-pandas

Python SDK for Polymarket — every endpoint returns a pandas DataFrame. Sync + async HTTP, WebSockets, pandera schemas, order building & signing, on-chain CTF operations.

polyterm

Polymarket in your terminal.

predxt

Prediction market websocket clients for Polymarket, Kalshi, and Opinion

polysimulator

Official Python SDK for the PolySimulator paper-trading API — native client, py-clob-client v1 drop-in, and a paper-mode mirror of Polymarket's unified py-sdk (polymarket-client 0.1.0b8).

kashdao-protocol-sdk

Python SDK for the Kash prediction-market protocol (EOA + ERC-4337 v0.7).

clervo-sdk

Outcome infrastructure for AI agents: Search, AI, secure sandbox, multi-chain RPC, prediction and crypto intelligence.

kalshi-mcp

Model Context Protocol server for Kalshi prediction markets. Search, analyze, and trade directly through Claude Desktop.

resolvedkit

Backtest Polymarket strategies against the real order book: L2 fills, Polymarket fees, latency, settlement.

polymarket-mcp-pro

Live Polymarket prediction-market data, exposed as MCP tools for Claude, Cursor, and Cline. 7 tools: get_stats, list_markets, get_market, get_prices, get_crashes, get_categories, get_orderbook. Live on PyPI as polymarket-mcp-pro.