Promptheus MCP Server: Install & Setup

Install Promptheus in Claude Code

Claude Code

claude mcp add promptheus -- uvx promptheus

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

AI-powered prompt refinement with adaptive questioning and multi-provider support (6+ LLM backends)

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add promptheus -- uvx promptheus

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