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Think

MCP (Model Context Protocol) Server. Enhances Claude's reasoning capabilities with OpenAI's o3-mini model for multi-step analysis of complex problems while maintaining variables throughout extended reasoning chains.

pulsemcp
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Validated
Jan 11, 2026

Think MCP

An implementation of Anthropic's "think" tool using the Model Context Protocol (MCP). This tool uses OpenAI's o3-mini model to provide deep thinking capabilities through a standardized MCP interface.

Features

  • Implements the MCP protocol for the "think" capability
  • Uses OpenAI's o3-mini model for deep thinking analysis
  • Runs using stdio transport for seamless integration with other tools
  • Comprehensive error handling and logging

Setup

  1. Install dependencies:
pip install -r requirements.txt
  1. Set up your OpenAI API key:

Create or edit the .env file in the root directory with:

OPENAI_API_KEY=your_api_key_here
  1. Configure Claude Desktop to use the MCP server:

    Open your Claude Desktop configuration file:

    macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
    Windows: C:\Users\YourUsername\AppData\Roaming\Claude\claude_desktop_config.json

    Add the following configuration:

    {
      "mcpServers": {
        "think": {
          "command": "/full/path/to/python",
          "args": [
            "/full/path/to/main.py"
          ]
        }
      }
    }
    

    Be sure to replace the paths with the actual locations on your system.

  2. Restart Claude Desktop

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