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1. Log in to your OpenAI account
   Go to https://platform.openai.com/api-keys and sign in with your OpenAI credentials.

2. Create a new API key

   • Click the “Create new secret key” button.
   • Give it a name if prompted (for your reference).
   • Click “Create secret key”.

3. Copy your new API key

   • The key will be displayed only once. Click to copy the key and keep it secure.

4. Open FastMCP and install the MCP OpenAI server

   • Click the “Install Now” button for the OpenAI integration.

5. Enter your OpenAI API key

   • In the FastMCP connection interface, find the input for OPENAI_API_KEY.
   • Paste your API key into this field.

6. Save or confirm the configuration

   • Ensure you press “Save” or confirm the changes in the FastMCP connection interface.

Your OpenAI API key is now configured and you can start using OpenAI’s models with Claude.