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Oak

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Enables AI agents to interact with ontologies through the Ontology Access Kit, providing ontology querying and management capabilities.

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About

Enables AI agents to interact with ontologies through the Ontology Access Kit, providing ontology querying and management capabilities.

README

A model context protocol (MCP) to help agents interact with ontologies and the ontology access kit

Quick Start

# Install dependencies and set up development environment
make dev

# Run the MCP server
make run-server

# Run tests
make test

Installation

Using uvx (Recommended)

# Install and run directly with uvx
uvx oak-mcp

Development Installation

# Install in development mode (includes dependencies)
make dev-install

Usage

Testing MCP Protocol

make test-mcp

Integration with AI Tools

Claude Desktop

Add this to your Claude Desktop configuration file:

{
  "mcpServers": {
    "oak-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "oak-mcp"
      ],
      "env": {}
    }
  }
}

Claude Code

claude mcp add oak-mcp uvx oak-mcp

Goose

goose session --with-extension "uvx oak-mcp"

Development

# Full development setup
make dev

# Run tests
make test

# Check dependencies
make check-deps

# Clean build artifacts
make clean

License

BSD-3-Clause

from github.com/monarch-initiative/oak-mcp

Install Oak in Claude Desktop, Claude Code & Cursor

Recommended · one command, every IDE
unyly install oak-mcp

Installs into Claude Desktop, Claude Code, Cursor & VS Code — handles npx, uvx and build-from-source repos for you.

First time? Get the CLI: curl -fsSL https://unyly.org/install | sh

Or configure manually

Run in your terminal:

claude mcp add oak-mcp -- uvx oak-mcp

FAQ

Is Oak MCP free?

Yes, Oak MCP is free — one-click install via Unyly at no cost.

Does Oak need an API key?

No, Oak runs without API keys or environment variables.

Is Oak hosted or self-hosted?

Self-hosted: the server runs locally on your machine via the install command above.

How do I install Oak in Claude Desktop, Claude Code or Cursor?

Open Oak on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.

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