Gearsystem MCP Server

MCP server for Gearsystem Sega Master System / Game Gear / SG-1000 emulator

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What is the Gearsystem MCP Server?

MCP server for Gearsystem Sega Master System / Game Gear / SG-1000 emulator

What the server does

Gearsystem is a very accurate, cross-platform Sega Master System / Game Gear / SG-1000 emulator written in C++ that runs on Windows, macOS, Linux, BSD and RetroArch, with an embedded MCP server for debugging and tooling.

  • Very accurate Z80, VDP, PSG and FM emulation
  • Supported cartridges: ROM, ROM + RAM, SEGA, Codemasters, Korean, MSX + Nemesis, Janggun, SG-1000, and many Korean multi-carts
  • Automatic region detection: NTSC-JAP, NTSC-USA, PAL-EUR
  • Support for YM2413 (OPLL) FM sound chip
  • Light Phaser and Paddle Control support
  • Internal database for ROM detection

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Example prompts to try

  • “Use Gearsystem to BIOS.”
  • “Use Gearsystem to Overscan.”
  • “Use Gearsystem to Windows.”

Frequently asked questions

MCP server for Gearsystem Sega Master System / Game Gear / SG-1000 emulator Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.