Compare it with Microsoft's copilot branding. It's simple, both casual and business people can understand what it does. Also appending it to other services like github or office adds more value to them.
https://www.theverge.com/2023/11/15/23960517/microsoft-copil...
Then you have also under Microsoft https://en.wikipedia.org/wiki/GitHub_Copilot (not to be confused with Copilot X).