PCPC · 2024 · Roguelike deckbuilder (poker)
Balatro
Balatro (PC, 2024) has an open-source reimplementation, TylerFlar/jackdaw-balatro, and 9 other public projects, including code that decompiles almost back to source. An agent environment already wraps it.
Data checked 2026-10-12 · unbaked registry
Projects
API for developing Balatro bots 🃏
GitHub
Gymnasium Environment for Balatro
GitHub
A bit-exact Python reimplementation of Balatro, built as a reinforcement learning environment.
Active (2026-09)
An LLM bot with exact numerical tools that clears Balatro on the real game, including Black Deck on Gold Stake.
2026-09
Balatro MCP server and Steamodded mod exposing game state and actions over localhost HTTP for AI clients.
GitHub
Rule-based Balatro bot — fully simulates the scoring pipeline to play autonomously via the balatrobot mod API. No ML, just heuristics. 7% win rate, peaks at ante 12 with 99.89% scoring accuracy.
GitHub
A reverse engineering of Balatro by LocalThunk, for algorithm simulation purposes.
GitHub
A Balatro Modding Framework
Huge mod ecosystem (Steamodded entire game logic is plain-text Lua; GitHub
Benchmark LLMs' strategic performance in Balatro 📊
2026-05
Commercial/indie or freeware LOVE game packaged in PortMaster (main) as balatro, updated 2026-08-19; needs user game files
What you need
You need your own copy of the game: these projects ship code only.
Agent environments
Same toolchain
More on PC
Found via coder/balatrobench, coder/balatrollm, besteon/balatrobot, xwkya/RLatro, charlesmerritt/balatrobot-mdp
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.