Any difference between the GPT tech in Microsoft Power Apps and ChatGPT/GPT-4?

Microsoft recently announced Copilot for Microsoft Power App:

I’m assuming, perhaps wrongly, that this is all OpenAI’s stuff. Is there anything special or better about the GPT tech in those products compared to the coding tech you get with ChatGPT Plus or the GPT-4 API or GitHub Copilot? Or is it all about the same?