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Official publisherMCPNewly listed 2026-10-14

LaunchDarkly Local MCP

by launchdarkly · launchdarkly/mcp-server

Use LaunchDarkly’s self-managed MCP server for flag, environment, audit-log, and AI Config workflows, including EU and Federal instances.

GitHub stars27 · collected 2026-10-14Repository pushedGuide checked2026-10-14

Install from the author’s instructions

Before connecting

Claude Desktop / Cursor · author local definition

{
  "mcpServers": {
    "LaunchDarkly": {
      "command": "npx",
      "args": [
        "-y",
        "--package",
        "@launchdarkly/mcp-server",
        "--",
        "mcp",
        "start",
        "--api-key",
        "api-xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
      ]
    }
  }
}

Sources: Author README · Checked 2026-10-14.

LaunchDarkly recommends its hosted MCP where available; this local server serves EU and Federal instances. The README documents --server-url for environment selection. Its example places the API key in arguments.

Sources: Author README · Checked 2026-10-14.

Tools and capabilities

CapabilityWhat it does
Feature flagsList and manage feature flags.
EnvironmentsInspect project environments.
Audit logReview recorded account activity.
AI ConfigsWork with AI configurations.

Sources: Author README · Checked 2026-10-14.

Workflow examples

Suggested prompts for your own client. These are examples, not recorded tool executions.

Prompt 1

List flags in the project and environment I select, and explain the targeting configuration.

Prompt 2

Review the audit log for a flag I name to understand a recent configuration change.

Sources and verification

Official documentation and repository metadata reviewed; no third-party software installed and no MCP or hosted service executed.

Recent activity refers to the repository push timestamp. It does not establish the product’s original release date. Stars are a dated snapshot of the entire repository.

  1. GitHub repository metadataVerified 2026-10-14
  2. Author READMEVerified 2026-10-14

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