GPT-5.6 is now the preferred model in Microsoft 365 Copilot (openai.com)

OpenAI has announced the launch of GPT-5.6, which will now serve as the preferred model in Microsoft 365 Copilot, enhancing key applications like Word, Excel, PowerPoint, and Cowork. This upgrade is significant for the AI/ML community as it represents the integration of OpenAI’s latest flagship model directly into widely-used productivity tools, allowing users to create, analyze, and collaborate with unprecedented AI assistance. GPT-5.6 boasts improved performance, efficiently utilizing tokens to yield higher-quality outputs with reduced effort across various tasks. With the implementation of GPT-5.6, Microsoft 365 users can expect streamlined workflows: in Word, documents can be drafted and refined with fewer prompts; Excel users can achieve deeper analysis; PowerPoint will facilitate the transformation of raw ideas into polished presentations; and Cowork will enhance collaboration for complex tasks. The synergy between Microsoft and OpenAI aims to maximize the utility of AI in everyday tasks, providing organizations with greater value from their technology investments. This partnership underscores a commitment to democratizing advanced AI capabilities, ultimately empowering millions to work more effectively in their daily endeavors.