gut

io.github.Kungie/gut · v0.8.2

Judgment calls on small, cheap models: is this spam, which team, how urgent. YES, NO or UNSURE.

Website Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add gut -e TYPESAFE_API_KEY=<TYPESAFE_API_KEY> -e GUT_BACKEND=<GUT_BACKEND> -e GUT_MODEL=<GUT_MODEL> -e GUT_BASE_URL=<GUT_BASE_URL> -e OPENROUTER_API_KEY=<OPENROUTER_API_KEY> -- uvx gutfeel-mcp==0.8.2

claude_desktop_config.json

{
  "mcpServers": {
    "gut": {
      "command": "uvx",
      "args": [
        "gutfeel-mcp==0.8.2"
      ],
      "env": {
        "TYPESAFE_API_KEY": "<TYPESAFE_API_KEY>",
        "GUT_BACKEND": "<GUT_BACKEND>",
        "GUT_MODEL": "<GUT_MODEL>",
        "GUT_BASE_URL": "<GUT_BASE_URL>",
        "OPENROUTER_API_KEY": "<OPENROUTER_API_KEY>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "gut": {
      "command": "uvx",
      "args": [
        "gutfeel-mcp==0.8.2"
      ],
      "env": {
        "TYPESAFE_API_KEY": "<TYPESAFE_API_KEY>",
        "GUT_BACKEND": "<GUT_BACKEND>",
        "GUT_MODEL": "<GUT_MODEL>",
        "GUT_BASE_URL": "<GUT_BASE_URL>",
        "OPENROUTER_API_KEY": "<OPENROUTER_API_KEY>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "gut": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "gutfeel-mcp==0.8.2"
      ],
      "env": {
        "TYPESAFE_API_KEY": "<TYPESAFE_API_KEY>",
        "GUT_BACKEND": "<GUT_BACKEND>",
        "GUT_MODEL": "<GUT_MODEL>",
        "GUT_BASE_URL": "<GUT_BASE_URL>",
        "OPENROUTER_API_KEY": "<OPENROUTER_API_KEY>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

Name	Description
`TYPESAFE_API_KEY` Optional, secret	Key for TypeSafe's Jev, the model asked by default when it is set
`GUT_BACKEND` Optional	Another model: openrouter, ollaya, clm, ollama, openai, openai-decisions, zeroshot or transformers
`GUT_MODEL` Optional	The model to ask; required for ollaya, ollama and openai
`GUT_BASE_URL` Optional	The server's URL, for ollaya, ollama and openai
`OPENROUTER_API_KEY` Optional, secret	Key for Jev through OpenRouter, with GUT_BACKEND=openrouter

Details

Package	`[email protected]` (PYPI, stdio)
First published	13 Oct 2026
Last updated	13 Oct 2026
Registry name	`io.github.Kungie/gut`

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Installed and run on your own machine, so there is no public endpoint to check.

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