Rehearsal

Local end-to-end testing lab for any MCP server: coding agents role-play real users, drive your tools over multiple turns, score runs, and render/interact with MCP Apps ui:// widgets.

{
  "mcpServers": {
    "rehearsal": {
      "command": "uvx",
      "args": [
        "rehearsal"
      ]
    }
  }
}

claude mcp add rehearsal uvx rehearsal

{
  "mcpServers": {
    "rehearsal": {
      "command": "uvx",
      "args": [
        "rehearsal"
      ]
    }
  }
}