LaunchFlag MCP Server
dev.launchflag/launchflagv0.2.7
Feature flags and kill switches. Turn a shipped feature off in production without a deploy.
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security
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cold start
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freshness
Active31d ago
Install LaunchFlag MCP server
Install in Claude Code
claude mcp add launchflag -e LAUNCHFLAG_TOKEN='<launchflag-token>' -- npx -y launchflag-mcpInstall in Cursor
{
"mcpServers": {
"launchflag": {
"command": "npx",
"args": [
"-y",
"launchflag-mcp"
],
"env": {
"LAUNCHFLAG_TOKEN": "<launchflag-token>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"launchflag": {
"command": "npx",
"args": [
"-y",
"launchflag-mcp"
],
"env": {
"LAUNCHFLAG_TOKEN": "<launchflag-token>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"launchflag": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"launchflag-mcp"
],
"env": {
"LAUNCHFLAG_TOKEN": "<launchflag-token>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"launchflag": {
"command": "npx",
"args": [
"-y",
"launchflag-mcp"
],
"env": {
"LAUNCHFLAG_TOKEN": "<launchflag-token>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| LAUNCHFLAG_TOKEN | yes | yes | API token from the LaunchFlag dashboard Install page. |
| LAUNCHFLAG_URL | — | — | Base URL. Defaults to https://launchflag.dev. |
Remote endpoints
- streamable-http
https://launchflag.dev/api/mcp
Freshness
Active — last maintenance signal 31d ago. The newest of the signals below sets the band.
Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-09-08 · 31d ago · official registry · v0.2.7
FAQ
›How do I install the LaunchFlag MCP server in Claude Code?
Run: claude mcp add launchflag -e LAUNCHFLAG_TOKEN='<launchflag-token>' -- npx -y launchflag-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does LaunchFlag require an API key?
Yes. It expects LAUNCHFLAG_TOKEN, of which 1 is a secret.
›Can I use LaunchFlag as a remote (hosted) MCP server?
Yes — it offers both a hosted endpoint and a local stdio package.
›Is LaunchFlag in the official MCP registry?
Yes, as dev.launchflag/launchflag.