Microsoft Integrates GPT-5.5 into Enterprise Copilots, Advancing Multi-Model Workflow Orchestration
Microsoft announced the deployment of the GPT-5.5 model across GitHub Copilot, Microsoft 365 Copilot, Copilot Studio, and Foundry. The update emphasizes multi-model orchestration, enabling users to select different models for tasks (e.g., fast scaffolding, deep reasoning, execution, review) and introduces a 'Rubber Duck' agent for multi-model reflection loops.