when
About
The WhenLabs developer toolkit — 6 tools, 7 MCP endpoints, one install.
Use this server
Add it to your MCP client. The catalogue lists this config verbatim from its source — it does not run, download, or vouch for the server. Review the command before you run it.
Transportstdio (runs a local command)
Claude Code
claude mcp add when -- npx @whenlabs/when
Cursor
If the button doesn't open Cursor, use the JSON below — Cursor accepts the same mcpServers config.
VS Code
code --add-mcp '{"name":"when","command":"npx","args":["@whenlabs/when"]}'
JSON
{
"mcpServers": {
"when": {
"command": "npx",
"args": [
"@whenlabs/when"
]
}
}
}