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Gemini Image Generator

Integrates with Google's Gemini 2.5 Flash model to generate images with automatic prompt enhancement...

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Updated Sep 16, 2025
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Integrates with Google's Gemini 2.5 Flash model to generate images with automatic prompt enhancement and file-based output, featuring character consistency maintenance and multi-image blending capabilities for content creators.
  1. Go to Google AI Studio

  2. Log in with your Google Account

    • Use your Google account to log in, or create a new one if needed.
  3. Create a new API Key

    • Click the “Create API Key” button.
    • Follow the prompts to generate a new API key for Gemini 2.5 Flash Image API.
    • Make sure that the API key has permissions for image generation.
  4. Copy your API Key

    • Once created, copy your API key. You will need it in the next step.
  5. Fill in the FastMCP Connection Interface

    • In the FastMCP connection interface, click the Install Now button for the MCP Image Generator.
    • When prompted for environment variables (ENVs):
      • Enter your copied API key as the value for GEMINI_API_KEY.
      • (Optional) Specify IMAGE_OUTPUT_DIR as an absolute path where images will be saved. If not specified, images will be saved to ./output by default.
      • (Optional) If you want to disable prompt enhancement, set SKIP_PROMPT_ENHANCEMENT to true.
  6. Save and finish setup

    • Complete the setup in FastMCP. Your integration is now ready to use!

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