MuseScore for Claude — search sheet music and read score metadata via your signed-in browser
Connect Runs on your machine
claude mcp add musescore-mcp -e MUSESCORE_WS_PORT=<MUSESCORE_WS_PORT> -e MUSESCORE_OUTPUT_DIR=<MUSESCORE_OUTPUT_DIR> -- npx -y @chrischall/[email protected]{
"mcpServers": {
"musescore-mcp": {
"command": "npx",
"args": [
"-y",
"@chrischall/[email protected]"
],
"env": {
"MUSESCORE_WS_PORT": "<MUSESCORE_WS_PORT>",
"MUSESCORE_OUTPUT_DIR": "<MUSESCORE_OUTPUT_DIR>"
}
}
}
}{
"mcpServers": {
"musescore-mcp": {
"command": "npx",
"args": [
"-y",
"@chrischall/[email protected]"
],
"env": {
"MUSESCORE_WS_PORT": "<MUSESCORE_WS_PORT>",
"MUSESCORE_OUTPUT_DIR": "<MUSESCORE_OUTPUT_DIR>"
}
}
}
}{
"servers": {
"musescore-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@chrischall/[email protected]"
],
"env": {
"MUSESCORE_WS_PORT": "<MUSESCORE_WS_PORT>",
"MUSESCORE_OUTPUT_DIR": "<MUSESCORE_OUTPUT_DIR>"
}
}
}
}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
| Name | Description |
|---|---|
MUSESCORE_WS_PORTOptional | Override the fetchproxy WebSocket port (default 37149). |
MUSESCORE_OUTPUT_DIROptional | Directory every file-writing tool is confined to (default ~/Downloads): an output_path/output_dir outside it is refused, a relative path is resolved against it, and musescore_svg_to_pdf only reads svg_paths from inside it. |
Details
| Package | @chrischall/[email protected] (NPM, stdio) |
| First published | 7 Nov 2026 |
| Last updated | 7 Nov 2026 |
| Registry name | io.github.chrischall/musescore-mcp |
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