by Gennadiyev · MCP Server · ★ 405
An Experimental Research Project to Fully-Automate your Slay the Spire 2 Runs A mod for Slay the Spire 2 that lets AI agents play the game. Exposes game state and actions via a localhost REST API, with an optional MCP server for Claude Desktop / Claude Code integration. Singleplayer and multiplayer (co-op) supported. Tested against STS2 . [!warning] This mod allows external programs to read and control your game via a localhost API. Use at your own risk with runs you care less about. [!caution] Multiplayer support is in beta — expect bugs.
| Stars | 405 |
| Forks | 69 |
| Language | C# |
| Category | MCP Server |
| License | MIT |
| Quality Score | 73.2424815071656/100 |
| Open Issues | 23 |
| Last Updated | 2026-06-16 |
| Created | 2026-03-06 |
| Platforms | dotnet, mcp |
| Est. Tokens | ~18k |
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STS2MCP is Full agentic runs for Slay the Spire 2. A mod that exposes in-game state, and the MCP server for the mod.. It is categorized as a MCP Server with 405 GitHub stars.
STS2MCP is primarily written in C#. It covers topics such as agentic-ai, mcp-server, research-and-development.
You can find installation instructions and usage details in the STS2MCP GitHub repository at github.com/Gennadiyev/STS2MCP. The project has 405 stars and 69 forks, indicating an active community.
STS2MCP is released under the MIT license, making it free to use and modify according to the license terms.