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VS Code

languagetool mcp for VS Code

io.github.mrfentmen/languagetool-mcp

Keyless MCP server for LanguageTool: grammar, spelling and style checking in 30+ languages.

client:VS Code transport:stdio runtime:npm

Install languagetool mcp in VS Code

.vscode/mcp.json 

{
  "servers": {
    "languagetool-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "languagetool-mcp"
      ]
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs

languagetool mcp in other clients

languagetool mcp MCP server