Polymarket's reference market-maker keeper
Official open-source keeper that keeps quotes on Polymarket's CLOB order book.
Deploys basic two-sided quoting strategies on Kalshi markets.
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Deploys basic two-sided quoting strategies on Kalshi markets. See the source for setup, usage and current status.
Tools: PythonKalshi API
Difficulty: advanced
Platforms: Kalshi
Deploys basic two-sided quoting strategies on Kalshi markets. It is listed under Market making in this directory.
According to its source, it works with Kalshi.
The source lists: Python, Kalshi API.
It was published by rodlaf. The public source is at github.com/rodlaf/KalshiMarketMaker.
This directory rates it advanced (beginner, intermediate or advanced).
It had 417 GitHub stars as of Oct 13, 2026.
The repository was last updated on Apr 14, 2026, as checked on Oct 23, 2026. Check the source for current status.
Compare all market making tools → · How to build a Kalshi bot
Official open-source keeper that keeps quotes on Polymarket's CLOB order book.
A university quant club project (QuantSC, Spring 2023) exploring market-making models for Kalshi.
Strategy-free infrastructure pulled from a Rust Polymarket market maker: an atomic order-book snapshot, merging of redundant websocket feeds, per-connection lag detection, EIP-712 order signing, and an execution ledger checked against on-chain receipts. Strategy and risk logic are not included. MIT licensed, with CI.
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