Rust Polymarket–Kalshi arbitrage engine
Low-latency cross-platform arbitrage written in Rust.
Rust bot that compares sports markets across Polymarket and Kalshi (README in Chinese).
Last updated · source link verified
Rust bot that compares sports markets across Polymarket and Kalshi (README in Chinese). See the source for setup, usage and current status.
Tools: Rust
Difficulty: advanced
Platforms: Kalshi · Polymarket
Rust bot that compares sports markets across Polymarket and Kalshi (README in Chinese). It is listed under Arbitrage in this directory.
According to its source, it works with Kalshi and Polymarket.
The source lists: Rust.
It was published by meloner3. The public source is at github.com/meloner3/poly-kalshi-sports-bot.
This directory rates it advanced (beginner, intermediate or advanced).
It had 143 GitHub stars as of Oct 13, 2026.
The repository was last updated on Jan 18, 2026, as checked on Oct 23, 2026. Check the source for current status.
Compare all arbitrage tools → · How to build a Kalshi bot · How to build a Polymarket bot
Low-latency cross-platform arbitrage written in Rust.
Watches 10,000+ Polymarket and Kalshi markets for mispriced pairs.
Paper-only Python scanner that watches live Polymarket order books for moments when the YES and NO asks plus fees add up to less than $1, checks that the depth is real, and simulates the fills. Has one engine for BTC 5-minute windows and one for the wider active market set, with Streamlit and FastAPI dashboards. Any edge it reports is simulated, not verified.
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