To set your OpenAI API key in your AI Chat Bot, follow these steps:

1. Get your OpenAI API key: Log in to your OpenAI account, go to the API settings section, and locate your API key. Copy the key for later use.
2. Log in to your AI Chat Bot account.
3. Click on "AI Chat Bot" in the left menu bar and select the chatbot you want to set the API key for.
4. Open your chatbot's settings by clicking on the bot name and then "Bot Settings"
5. Paste your OpenAI API key under Advanced settings.
6. Save the changes to your chatbot's settings.

Go to your system AI Chat Bot and paste OpenAI API Key under API Key option:

You will see pop up window where you can set your bot name and paste API Key: