Imagen3-MCP

What is Imagen3-MCP?

Imagen3-MCP is an image generation tool based on Google’s Imagen 3.0 model that provides services through the MCP (Model Context Protocol) for developers and users of MCP-compatible clients like Cherry Studio or Cursor.

How to use Imagen3-MCP?

Download the latest executable from GitHub Releases, place it on your system, and configure an MCP client to run it with a valid GEMINI_API_KEY environment variable. Optional environment variables allow setting a proxy via BASE_URL, configuring the server listen address and port, and customizing the image URL server address.

Key features of Imagen3-MCP

• Uses Google Imagen 3.0 for image generation
• Integrates with MCP-compatible clients (Cherry Studio, Cursor)
• Requires a valid Google Gemini API key
• Supports an optional proxy via the BASE_URL environment variable
• Configurable server listen address, port, and image URL address

Use cases of Imagen3-MCP

• Generate photorealistic animal images from detailed text prompts
• Create concept product visuals with specific styles
• Integrate AI image generation into MCP-based development workflows

FAQ from Imagen3-MCP

What is required to use Imagen3-MCP?

A valid Google Gemini API key is required.

How do I install Imagen3-MCP?

Download the latest executable from the GitHub Releases page, place it in a known location, and configure your MCP client to run it with the GEMINI_API_KEY environment variable set.

Can I use a proxy for the Gemini API?

Yes, set the optional BASE_URL environment variable to your proxy address. Note that this can help with network restrictions like the GFW but may not bypass Google’s IP limitations.

Can I change the server port or listen address?

Yes, use the optional SERVER_LISTEN_ADDR (default 127.0.0.1) and SERVER_PORT (default 9981) environment variables. The IMAGE_RESOURCE_SERVER_ADDR variable customizes the address used in image URLs.

What image quality does Imagen3-MCP produce?

The README examples show photorealistic quality, such as a running Jack Russell Terrier with sunlight through its fur and a high-tech