Microsoft Copilot is an AI-powered assistant designed to provide information, answer questions, and engage in conversation with users. It uses advanced technology, including GPT-4 and Bing Search, to deliver relevant and useful responses.
Visit this FAQ page for more info:
https://www.microsoft.com/en-us/bing/chat/enterprise?form=MG0AUO
for the Microsoft 365 Copilot (a premium service Copilot in Office Apps) note this is a premium service at a cost per user
see this link:
https://support.microsoft.com/en-us/copilot-skilling