LemGen AI Design MCP

Open-source MCP server for AI image and video creation. Search a curated LemGen prompt library, enhance rough ideas into production prompts, and generate images or videos from Claude Code, Cursor, Codex, Windsurf, Roo Code, OpenClaw, Hermes Agent, and any MCP-compatible host.

Free tools work without an API key. Generation tools require a LemGen API key from https://lemgen.org.

Features

Tool	Free	Purpose
search_gallery	Yes	Search curated image/video prompts with preview URLs.
get_inspiration	Yes	Fetch the full prompt, metadata, media, and source link.
enhance_prompt	Yes	Expand a short idea into a professional prompt.
list_models	Yes	Browse LemGen model capabilities.
prompt_tools	Yes	Translate, polish, or improve prompts.
manage_preferences	Yes	Store local style/model preferences.
generate_image	Token	Generate an image with LemGen.
generate_video	Token	Generate a video with LemGen.

Quick Start

{
  "mcpServers": {
    "lemgen": {
      "command": "npx",
      "args": ["-y", "lemgen@latest"]
    }
  }
}

To enable generation:

{
  "mcpServers": {
    "lemgen": {
      "command": "npx",
      "args": ["-y", "lemgen@latest"],
      "env": {
        "LEMGEN_API_TOKEN": "sk_..."
      }
    }
  }
}

Claude Code Plugin

/plugin marketplace add gptimage2prompts/lemgen-ai-design-mcp
/plugin install lemgen@lemgen-marketplace

Restart Claude Code after installation.

Cursor / Codex / Windsurf / Roo Code

Add the MCP server to your host config:

{
  "mcpServers": {
    "lemgen": {
      "command": "npx",
      "args": ["-y", "lemgen@latest"],
      "env": {
        "LEMGEN_API_TOKEN": "sk_..."
      }
    }
  }
}

OpenClaw

Use openclaw/SKILL.md with the MCP config above, or install the packaged plugin once published to your preferred OpenClaw bundle registry.

Prompt Library

Prompt data lives in data/trending-prompts.json and can be refreshed from the companion repository lemgen-trending-prompts.

Each item includes:

• id
• prompt
• model
• categories
• preview image/video URL
• engagement fields
• source_url linking back to LemGen

Environment Variables

Variable	Description
LEMGEN_API_BASE_URL	Defaults to https://lemgen.org.
LEMGEN_API_TOKEN	API key for generation tools.
LEMGEN_OUTPUT_DIR	Local image output directory for future CLI workflows.
LEMGEN_VIDEO_OUTPUT_DIR	Local video output directory for future CLI workflows.
LEMGEN_PREFERENCES_PATH	Local preferences JSON path.

Development

pnpm install
pnpm build
pnpm inspect

License

MIT