Microsoft Copilot (Microsoft 365): GPT-5 Model Selector
GPT-5 Model selector gives users more control over reasoning depth, enabling automatic reasoning for simple tasks and explicit control when desired. The three modes that are supported as part of GPT-5 are: Auto (default) – system decides how long to think, Instant (chat) – fast responses, thinking (reasoning) – longer thinking for better answers. Product Release phase General Availability Release date December CY2025 Platform Web Cloud Instance Worldwide (Standard Multi-Tenant) Created 2025-11-21 Roadmap ID 532736 Roadmap Link https://www.microsoft.com/microsoft-365/roadmap?id=532736
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