News & event trading tools for Kalshi and Polymarket, compared
6 public news & event trading projects side by side. Stars and update dates come from GitHub and were checked on Oct 23, 2026.
Last updated . Most common tools: Python (5), Kalshi API (2), weather forecasts (1), ML (1), JavaScript (1).
| Project | Platforms | Tools | Difficulty | GitHub stars | Repo updated |
|---|---|---|---|---|---|
| Weather temperature market bot | Kalshi & Polymarket | Python, weather forecasts | intermediate | 780 | Mar 2, 2026 |
| PolyWeather weather-quant bot | Polymarket | Python | intermediate | 315 | Oct 11, 2026 |
| ML sports prediction trader | Polymarket | Python, ML | advanced | 133 | Mar 31, 2026 |
| S&P 500 daily bracket system | Kalshi | Python | advanced | 40 | Nov 5, 2023 |
| Kalshibot for 15-minute Bitcoin markets | Kalshi & Polymarket | JavaScript, Kalshi API, Polymarket CLOB | advanced | 28 | Sep 25, 2026 |
| NullOne: Kalshi and Polymarket bot for the EIA natural gas storage report | Kalshi & Polymarket | Python, EIA WNGSR JSON/CSV feeds, Kalshi API, Polymarket API, YAML specs | advanced | 0 | Oct 23, 2026 |
How to read this
News and event trading bots react to an outside signal, such as a weather forecast, sports data or a price feed, and compare it to markets tied to that event.
Stars show popularity, not quality or profitability. Nothing here is financial advice. See each entry for its source, and the glossary for terms.
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