Measure Wine and macOS programs' GPU use on Apple silicon with Metal System Trace
To add Metal GPU Trace to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It declares 2 environment variables, listed below.
Install
uvx metal-gpu-trace@0.7.1Environment variables
METAL_TRACE_OUTSet in your MCP configMETAL_TRACE_WINESet in your MCP configSet only if the maker requires them; this listing does not flag any of them as required.
Install with your client
claude mcp add metal-gpu-trace --env METAL_TRACE_OUT=<YOUR_METAL_TRACE_OUT> --env METAL_TRACE_WINE=<YOUR_METAL_TRACE_WINE> -- uvx metal-gpu-trace@0.7.1
Run this in a terminal to add the server to Claude Code.
What this does
Metal GPU Trace exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server declares the following environment variables. Set only the ones the maker requires for your setup; this listing does not flag any of them as required:
METAL_TRACE_OUT METAL_TRACE_WINE
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install Metal GPU Trace?
Run the Claude Code command in the install section to add Metal GPU Trace to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with Metal GPU Trace?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to Metal GPU Trace as well.
Does Metal GPU Trace need an API key?
This listing does not flag an API key as required. The server can use these environment variables: METAL_TRACE_OUT, METAL_TRACE_WINE; the maker's docs say which of them your setup needs. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
Is this your MCP server?
Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.
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