Microsoft 365 Copilot: GPT-5 Mode selector adds Auto, Instant, and Thinking modes [MC1192003]
Message ID: MC1192003 As announced in MC1176368 (October '25) GPT-5 is now the default model and today we're introducing the ability for your users to select how much reasoning to apply.Users can choose from three modes: Auto (default): Copilot decides…

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