Continuous behavioral drift monitoring for LLM apps — catches silent provider model updates.
Connect Runs on your machine
claude mcp add modelwatch -e MODELWATCH_API_KEY=<MODELWATCH_API_KEY> -e MODELWATCH_API_BASE=<MODELWATCH_API_BASE> -- npx -y [email protected]{
"mcpServers": {
"modelwatch": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"MODELWATCH_API_KEY": "<MODELWATCH_API_KEY>",
"MODELWATCH_API_BASE": "<MODELWATCH_API_BASE>"
}
}
}
}{
"mcpServers": {
"modelwatch": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"MODELWATCH_API_KEY": "<MODELWATCH_API_KEY>",
"MODELWATCH_API_BASE": "<MODELWATCH_API_BASE>"
}
}
}
}{
"servers": {
"modelwatch": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"MODELWATCH_API_KEY": "<MODELWATCH_API_KEY>",
"MODELWATCH_API_BASE": "<MODELWATCH_API_BASE>"
}
}
}
}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 |
|---|---|
MODELWATCH_API_KEYRequired, secret | API key from https://modelwatch.app (free tier: 5 specs, 500 runs/mo). |
MODELWATCH_API_BASEOptional | Override the API base URL for self-hosted deployments. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 7 Oct 2026 |
| Last updated | 7 Oct 2026 |
| Registry name | io.github.bch1212/modelwatch |
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