GPT-5.6 is now the preferred model in Microsoft 365 Copilot

Openai·July 9, 2026·Submitted by Mads Kristian Nylund

On July 9, 2026, OpenAI introduced GPT-5.6, the preferred model in Microsoft 365 Copilot, enhancing Word, Excel, PowerPoint, Chat, and Cowork with improved performance and support for complex tasks. The update offers better efficiency and quality in daily workflows, with Microsoft 365 customers gaining enhanced document drafting, data analysis, and presentation creation features. OpenAI and Microsoft aim to deliver more valuable AI experiences through the API, enabling organizations to generate more useful work from each token.

More from Openai

How RingCentral builds AI-native work from engineering to ops

See how RingCentral uses ChatGPT Work and Codex to accelerate AI product development and centralize operational intelligence across engineering and operations.

openai.com·19d ago·Mads Kristian Nylund·AI DevelopmentAI ToolsAI Infrastructure

Daybreak models are now available on AWS

OpenAI and AWS are making Daybreak cybersecurity capabilities available through Amazon Bedrock to support enterprise security workflows.

openai.com·20d ago·Mads Kristian Nylund·AI SecurityAI ToolsAI Infrastructure

Testing ads in ChatGPT

OpenAI begins testing ads in ChatGPT to support free access, with clear labeling, answer independence, strong privacy protections, and user control.

openai.com·20d ago·Mads Kristian Nylund·AI GovernanceAIAI Ethics