ChatGPT supports MCP connectors on Team, Enterprise, and Plus plans.
In ChatGPT, click your profile → Settings → Apps
Click Advanced settings → Custom MCP server

Activate Developer mode

Then click on Create app
Fill all the required information:

Name: DataHawk
Paste your DataHawk MCP endpoint to MCP Server URL:
<https://mcp.datahawk.co/mcp>
Tick “I understand and want to continue”
Create
You will see the enabled apps. And you are ready to start!

Open a new conversation, enable the DataHawk connector in the composer, and try:
What were my top 10 ASINs by sales over the last 30 days?
ChatGPT will route the question through the same four-step flow as Claude — plan, discover, validate, load — and return a grounded answer.