Commodore 64 Ultimate

Verified Integration

Author: @spawning•Category: ServerApplication

GitHub Repository

JSON-RPC 2.0

Protocol Standard

Sub-second

Execution Latency

Active

Operational Status

Client Configuration

— Connect Commodore 64 Ultimate to Claude Desktop or Cursor in seconds

{
  "mcpServers": {
    "commodore-64-ultimate": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-commodore-64-ultimate"
      ],
      "env": {}
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

Architecture & Capabilities

System Overview

Enables AI assistants to directly control and interact with Commodore 64 Ultimate hardware over a local network.

Indexed Date

7/22/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Commodore 64 Ultimate

AI assistants can create and debug C64 BASIC or machine code programs, load/run PRG, CRT, SID, and MOD files, capture real-time screen outputs, send keyboard inputs, inspect/modify C64 memory via DMA, and manage floppy drives and device configurations.

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