Microsoft is relaunching its free Copilot for businesses as Microsoft 365 Copilot Chat today, complete with the ability to use AI agents. Copilot Chat is Microsoft’s latest attempt to get people used to using AI at work and relying on it enough to tempt them into paying $30 per month to get the full Microsoft 365 Copilot.“It’s free and secure AI chat that’s GPT-powered,” explains Jared Spataro, Microsoft’s chief marketing officer of AI at work, in an interview with The Verge. “You can upload fil...