Claude Prompt Optimizer MCP Server

by rishiatlanio.github.rishiatlan/claude-prompt-optimizerv2.2.2

Scores, compiles & optimizes prompts for any LLM. Zero AI calls inside. Freemium.

2Node.jsstdioofficial registry

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Active10d ago

Install Claude Prompt Optimizer MCP server

claude mcp add claude-prompt-optimizer -- npx -y claude-prompt-optimizer-mcp

{
  "mcpServers": {
    "claude-prompt-optimizer": {
      "command": "npx",
      "args": [
        "-y",
        "claude-prompt-optimizer-mcp"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "claude-prompt-optimizer": {
      "command": "npx",
      "args": [
        "-y",
        "claude-prompt-optimizer-mcp"
      ]
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "claude-prompt-optimizer": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "claude-prompt-optimizer-mcp"
      ]
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "claude-prompt-optimizer": {
      "command": "npx",
      "args": [
        "-y",
        "claude-prompt-optimizer-mcp"
      ]
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
PROMPT_OPTIMIZER_PRO	—	—	Set to 'true' to enable Pro tier via environment variable (alternative to license key)
PROMPT_OPTIMIZER_LOG_LEVEL	—	—	Log verbosity level: debug, info, warn, error

Freshness

Active — last maintenance signal 10d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-09-29 · 10d ago · GitHub
Latest release
2026-06-18 · 4mo ago · GitHub · v5.3.4
Package published
no data · npm/PyPI
Registry entry updated
2026-02-27 · 7mo ago · official registry · v2.2.2

FAQ

›How do I install the Claude Prompt Optimizer MCP server in Claude Code?

Run: claude mcp add claude-prompt-optimizer -- npx -y claude-prompt-optimizer-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Claude Prompt Optimizer require an API key?

No required environment variables are declared in its published metadata.

›Can I use Claude Prompt Optimizer as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Claude Prompt Optimizer in the official MCP registry?

Yes, as io.github.rishiatlan/claude-prompt-optimizer.