Kalshi Trading Bots: 35 Projects, Compared

Trades Kalshi KXHIGH temperature markets plus Polymarket. Uses 31-member GFS ensemble forecasts via Open-Meteo plus BTC 5-min microstructure signals. 15% Kelly ...

Grok-4 integration with multi-agent decision-making and portfolio optimization. Uses 0.25 Kelly sizing with a category scorer that hard-blocks markets scoring b...

The most-cited reference for "real" market-making math on Kalshi. Implements multiple MM strategies in parallel, including an Avellaneda-Stoikov model. Dynamic ...

An AI-native Kalshi CLI for market research and rule-based execution. The repository describes probability estimates, edge calculations, Kelly sizing, and a fiv...

Watches 10,000+ markets across Polymarket and Kalshi for arbitrage opportunities. Includes a FastAPI web UI with real-time opportunities, a built-in backtesting...

Specifically targets Bitcoin 1-Hour Price markets between Polymarket and Kalshi — the most cross-listed contract type with the highest gap frequency.

Auto-detects and executes arbitrage between Polymarket and Kalshi. Built on the pmxt.dev framework. The author has a useful companion blog post: "How I built a ...

Cross-platform sports arbitrage between Kalshi and Polymarket. Written in Rust. The highest-starred arbitrage bot in the ecosystem.

Probability-band MM around S&P close estimates. Originally a QuantSC student project from Spring 2023. Cleaner than its origin suggests; useful as an introd...

Self-described "enterprise-grade" quant system with a Telegram control interface. Claims institutional-quality risk management. The Telegram-as-control-plane pa...

Kalshi API + Perplexity Sonar API for research. Streamlit UI. Useful as a "research assistant" rather than a fully automated bot.

S&P 500 daily bracket trading. Tight scope, well-executed.

BTC 15-minute momentum + orderbook skew + OpenClaw AI enrichment. DRY_RUN mode; configurable stop-loss and take-profit cents per position. The orderbook skew si...

Fed implied rate curve visualization and historical comparisons. Jupyter-based; not a bot, but a strong analytics reference for anyone trading Fed markets.

Daily climate event forecasting that maps directly into trades.

General Python algo bot — market analysis, position management, risk controls. A reasonable starting framework if you're building from scratch.

Cross-platform scanner across Kalshi, Polymarket, and DraftKings for NFL, NBA, MLB, and NHL props. Confidence-scored alerts. The three-platform comparison (vs. ...

Public-facing repo of an algorithm the author actually ran on the platform. Smaller in scope than the others, but the fact that it represents real production co...

Custom temporal transformer ensemble with XGBoost. XGBoost achieves 1.55°F MAE; the custom temporal transformer achieves 1.0°F MAE. Optuna Bayesian hyperparamet...

XGBoost model trained on 70k historical BTC candles via Kraken WebSocket. Dual SWING/SCALPER strategy. Kelly with volatility-regime overlay. Concurrent monitori...

Seven distinct paper-trading strategies running simultaneously on BTC markets. Designed as an educational reference, and that's exactly what it does well.

Model Context Protocol server with 20+ tools for Claude Code/Desktop integration. Weather forecasting, ensemble analysis, position drift monitoring, safety cont...

A weather-focused bot that uses Claude Opus to size and approve trades. Quarter-Kelly sizing capped by both maximum contracts and maximum dollar risk per trade....

Bayesian model that distinguishes "fake" YES price spikes (low volume + widening spread) from "real" repricings (high volume + tightening spread), then fades th...

Dual-loop architecture: Google TimesFM 2.5 for fast quantitative tick predictions, Gemma 4 31B for slow multi-agent LangGraph debate (Bull, Bear, Volatility For...

DQN agent for hourly BTC threshold markets. Gymnasium-compatible RL environment; multi-day backtesting with policy comparison (random vs. baseline vs. DQN); Str...

"Vibe-coded" generative AI bot — system-prompts an LLM (Grok) into the role of a professional prediction-market trader. More experimental than productionized, b...

Sentence-transformer semantic matching to find equivalent markets across platforms. Jaccard similarity + date/entity hints + optional LLM verification (12 paral...

General Kalshi arb bot. Smaller scope, useful as a reference implementation for arb basics.

NWS/NOAA weather edge trading. Forecast horizon weighting (near-term 1.0, 3-day 0.75, 7-day 0.45) with regional NWS accuracy discount. Fixed $25 per position; T...

Pre-positions 15–60 minutes before CPI, Fed, NFP, and GDP releases using Bloomberg consensus deviation signals. Exits within 10 minutes after each release. $40 ...

BTC trader on 15-minute and 1-hour intervals. Self-described as "risk-averse and profitable." Smaller in scope than the dual-strategy bots below, but the focuse...

NFL, NBA, MLB, NHL game outcomes. Compares Kalshi prices vs sportsbook implied probabilities. Injury feed integration; line movement detection. $30 per entry; $...

Monitors Twitter/X, Reddit, and Telegram with five-dimension scoring (source count, velocity, authority, keyword match depth, momentum duration). NLP transforme...

NBA Kalshi vs. DraftKings backtest covering 876 games and 10 strategy tests. The methodology of running multiple strategy variants over the same historical wind...