Image generation with Google Gemini 3.1 Flash: 512px-4K, reference images, search grounding
To add Ultimate Gemini MCP to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 9 environment variables, listed below.
Install
uvx ultimate-gemini-mcp@6.0.21Environment variables
GEMINI_API_KEYSet in your MCP configOUTPUT_DIRSet in your MCP configDEFAULT_IMAGE_SIZESet in your MCP configDEFAULT_MODELSet in your MCP configENABLE_PROMPT_ENHANCEMENTSet in your MCP configENABLE_GOOGLE_SEARCHSet in your MCP configREQUEST_TIMEOUTSet in your MCP configMAX_BATCH_SIZESet in your MCP configLOG_LEVELSet in your MCP configInstall with your client
claude mcp add ultimate-gemini --env GEMINI_API_KEY=<YOUR_GEMINI_API_KEY> --env OUTPUT_DIR=<YOUR_OUTPUT_DIR> --env DEFAULT_IMAGE_SIZE=<YOUR_DEFAULT_IMAGE_SIZE> --env DEFAULT_MODEL=<YOUR_DEFAULT_MODEL> --env ENABLE_PROMPT_ENHANCEMENT=<YOUR_ENABLE_PROMPT_ENHANCEMENT> --env ENABLE_GOOGLE_SEARCH=<YOUR_ENABLE_GOOGLE_SEARCH> --env REQUEST_TIMEOUT=<YOUR_REQUEST_TIMEOUT> --env MAX_BATCH_SIZE=<YOUR_MAX_BATCH_SIZE> --env LOG_LEVEL=<YOUR_LOG_LEVEL> -- uvx ultimate-gemini-mcp@6.0.21
Run this in a terminal to add the server to Claude Code.
What this does
Ultimate Gemini MCP exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
GEMINI_API_KEY OUTPUT_DIR DEFAULT_IMAGE_SIZE DEFAULT_MODEL ENABLE_PROMPT_ENHANCEMENT ENABLE_GOOGLE_SEARCH REQUEST_TIMEOUT MAX_BATCH_SIZE LOG_LEVEL
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install Ultimate Gemini MCP?
Run the Claude Code command in the install section to add Ultimate Gemini MCP to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with Ultimate Gemini MCP?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to Ultimate Gemini MCP as well.
Does Ultimate Gemini MCP need an API key?
Yes. Before it can run, set these environment variables: GEMINI_API_KEY, OUTPUT_DIR, DEFAULT_IMAGE_SIZE, DEFAULT_MODEL, ENABLE_PROMPT_ENHANCEMENT, ENABLE_GOOGLE_SEARCH, REQUEST_TIMEOUT, MAX_BATCH_SIZE, LOG_LEVEL. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
Is this your MCP server?
Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.
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