Microsoft is adding artificial intelligence to its Office productivity suite and charging 65% more for the upgraded offering, as the company tries to lure enterprise users to its Copilot AI add-on.The new top-of-the-line bundle for corporate workers, Microsoft 365 E7, will cost $99 per user, per month, compared with $60 for the E5 subscription, after upcoming price hikes. E7 includes the $30 Copilot, $12 Entra identity tools and the new $15 Agent 365 product for managing companies' AI agents.Microsoft has s ...