Real-time pitch detection and score alignment for a singer, from microphone input
Connect Runs on your machine
claude mcp add pitch-mcp -e PITCH_BACKEND=<PITCH_BACKEND> -- uvx pitch-mcp==0.3.1
{
"mcpServers": {
"pitch-mcp": {
"command": "uvx",
"args": [
"pitch-mcp==0.3.1"
],
"env": {
"PITCH_BACKEND": "<PITCH_BACKEND>"
}
}
}
}
{
"mcpServers": {
"pitch-mcp": {
"command": "uvx",
"args": [
"pitch-mcp==0.3.1"
],
"env": {
"PITCH_BACKEND": "<PITCH_BACKEND>"
}
}
}
}
{
"servers": {
"pitch-mcp": {
"type": "stdio",
"command": "uvx",
"args": [
"pitch-mcp==0.3.1"
],
"env": {
"PITCH_BACKEND": "<PITCH_BACKEND>"
}
}
}
}
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 |
|---|---|
PITCH_BACKENDOptional | Pitch detection algorithm: librosa (default) or crepe |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 26 Sep 2026 |
| Last updated | 26 Sep 2026 |
| Registry name | io.github.raulkivi/pitch-mcp |
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