Mutagen (mutagen.ru), unofficial MCP Server
API key requiredUnofficial MCP server for the Mutagen SEO API: Wordstat frequencies, competition, semantic core
To add Mutagen (mutagen.ru), unofficial 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 5 environment variables, listed below.
Install
npx -y mutagen-ru-mcp@0.1.0Environment variables
MUTAGEN_API_KEYSet in your MCP configMUTAGEN_BUDGET_RUBSet in your MCP configMUTAGEN_AUTO_APPROVE_RUBSet in your MCP configMUTAGEN_FREE_ONLYSet in your MCP configMUTAGEN_TOOLSSet in your MCP configInstall with your client
claude mcp add mutagen-mutagen-ru-unofficial --env MUTAGEN_API_KEY=<YOUR_MUTAGEN_API_KEY> --env MUTAGEN_BUDGET_RUB=<YOUR_MUTAGEN_BUDGET_RUB> --env MUTAGEN_AUTO_APPROVE_RUB=<YOUR_MUTAGEN_AUTO_APPROVE_RUB> --env MUTAGEN_FREE_ONLY=<YOUR_MUTAGEN_FREE_ONLY> --env MUTAGEN_TOOLS=<YOUR_MUTAGEN_TOOLS> -- npx -y mutagen-ru-mcp@0.1.0
Run this in a terminal to add the server to Claude Code.
What this does
Mutagen (mutagen.ru), unofficial 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:
MUTAGEN_API_KEY MUTAGEN_BUDGET_RUB MUTAGEN_AUTO_APPROVE_RUB MUTAGEN_FREE_ONLY MUTAGEN_TOOLS
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install Mutagen (mutagen.ru), unofficial?
Run the Claude Code command in the install section to add Mutagen (mutagen.ru), unofficial 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 Mutagen (mutagen.ru), unofficial?
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 Mutagen (mutagen.ru), unofficial as well.
Does Mutagen (mutagen.ru), unofficial need an API key?
Yes. Before it can run, set these environment variables: MUTAGEN_API_KEY, MUTAGEN_BUDGET_RUB, MUTAGEN_AUTO_APPROVE_RUB, MUTAGEN_FREE_ONLY, MUTAGEN_TOOLS. 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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