flagpost

local MCP server

Installation

Terminal

claude mcp add flagpost -- npx -y flagpost

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "flagpost": {
      "command": "npx",
      "args": [
        "-y",
        "flagpost"
      ]
    }
  }
}

Feature flags for Next.js. One file, full control with A/B testing.

flagpost is a local MCP server distributed as the npm package flagpost.

Run: claude mcp add flagpost -- npx -y flagpost

Run: codex mcp add flagpost -- npx -y flagpost

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