Generate, randomize, explain, and manage u-he synthesizer presets via the Model Context Protocol.
Connect Runs on your machine
claude mcp add u-he-preset-randomizer -e UHE_CUSTOM_FOLDER=<UHE_CUSTOM_FOLDER> -e DEBUG=<DEBUG> -- npx -y [email protected]
{
"mcpServers": {
"u-he-preset-randomizer": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"UHE_CUSTOM_FOLDER": "<UHE_CUSTOM_FOLDER>",
"DEBUG": "<DEBUG>"
}
}
}
}
{
"mcpServers": {
"u-he-preset-randomizer": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"UHE_CUSTOM_FOLDER": "<UHE_CUSTOM_FOLDER>",
"DEBUG": "<DEBUG>"
}
}
}
}
{
"servers": {
"u-he-preset-randomizer": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"UHE_CUSTOM_FOLDER": "<UHE_CUSTOM_FOLDER>",
"DEBUG": "<DEBUG>"
}
}
}
}
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 |
|---|---|
UHE_CUSTOM_FOLDEROptional | Optional override for preset root discovery when synths are stored outside default locations. |
DEBUGOptional | Enable verbose logging for troubleshooting. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 10 Apr 2026 |
| Last updated | 10 Apr 2026 |
| Registry name | io.github.Fannon/u-he-preset-randomizer |
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