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Metal GPU Trace

io.github.partprogramming09/metal-gpu-trace · v0.24.0

Measure Wine and macOS programs' GPU use on Apple silicon with Metal System Trace

Connect Runs on your machine

Terminal
claude mcp add metal-gpu-trace -e METAL_TRACE_OUT=<METAL_TRACE_OUT> -e METAL_TRACE_WINE=<METAL_TRACE_WINE> -- uvx metal-gpu-trace==0.24.0
claude_desktop_config.json
{
  "mcpServers": {
    "metal-gpu-trace": {
      "command": "uvx",
      "args": [
        "metal-gpu-trace==0.24.0"
      ],
      "env": {
        "METAL_TRACE_OUT": "<METAL_TRACE_OUT>",
        "METAL_TRACE_WINE": "<METAL_TRACE_WINE>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "metal-gpu-trace": {
      "command": "uvx",
      "args": [
        "metal-gpu-trace==0.24.0"
      ],
      "env": {
        "METAL_TRACE_OUT": "<METAL_TRACE_OUT>",
        "METAL_TRACE_WINE": "<METAL_TRACE_WINE>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "metal-gpu-trace": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "metal-gpu-trace==0.24.0"
      ],
      "env": {
        "METAL_TRACE_OUT": "<METAL_TRACE_OUT>",
        "METAL_TRACE_WINE": "<METAL_TRACE_WINE>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
METAL_TRACE_OUT
Optional
Absolute path of the directory where recordings go
METAL_TRACE_WINE
Optional
Wine directory holding bin/wine, used when a recording names none

Details

Package[email protected] (PYPI, stdio)
First published12 Nov 2026
Last updated12 Nov 2026
Registry nameio.github.partprogramming09/metal-gpu-trace

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