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LaunchDarkly

Official ⚙️ Developer Tools

LaunchDarkly's official MCP server — inspect and toggle feature flags, manage projects and environments, and read flag evaluation data.

Tags

feature flagsexperimentsrollouts

Tools (5)

list_flagsget_flagtoggle_flaglist_projectslist_environments

Client configuration

Cursor (.cursor/mcp.json)

{ "mcpServers": { "launchdarkly": { "command": "npx", "args": [ "-y", "@launchdarkly/mcp-server" ], "env": { "LAUNCHDARKLY_API_KEY": "your-launchdarkly-api-key-here" } } } }

VS Code (.vscode/mcp.json)

{ "servers": { "launchdarkly": { "command": "npx", "args": [ "-y", "@launchdarkly/mcp-server" ], "env": { "LAUNCHDARKLY_API_KEY": "your-launchdarkly-api-key-here" }, "type": "stdio" } } }

Replace the placeholders before connecting. Authorize in your client when prompted.

The Cursor JSON also works in Claude Desktop's local MCP configuration. Install the required runtime and local software first.

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