---
title: "GPT-5.6 Becomes Preferred Model in Microsoft 365 Copilot, Boosting Office AI Capabilities"
source: "OpenAI：News（RSS）"
source_tier: "t1"
url: "https://openai.com/index/gpt-5-6-preferred-model-microsoft-365-copilot"
permalink: "https://feed.astralor.com/items/itm_e799563c0958e055c8a284e7"
published: "2026-07-09T13:00:00.000Z"
score: 85
channel: "ai"
tags: ["GPT-5.6","Microsoft","Microsoft 365 Copilot","OpenAI","Office AI"]
---

# GPT-5.6 Becomes Preferred Model in Microsoft 365 Copilot, Boosting Office AI Capabilities

## AI commentary

> This news is highly valuable for heavy Microsoft 365 users and AI practitioners, as it directly shows how the latest model is being applied to real office scenarios. Don't get hung up on version numbers; the key is that the integration depth between OpenAI and Microsoft is accelerating, which will shape future office software interactions.

## At a glance

OpenAI announces that GPT-5.6 is now the preferred model in Microsoft 365 Copilot, integrated across Word, Excel, PowerPoint, Chat, and Cowork. The new model delivers stronger reasoning and generation capabilities, significantly improving document writing, data analysis, presentation creation, and collaboration efficiency, offering users faster, higher-quality work experiences.

## Key points

- GPT-5.6 is now the default preferred model in Microsoft 365 Copilot.
- Covers five key components: Word, Excel, PowerPoint, Chat, and Cowork.
- Delivers stronger reasoning and generation capabilities for improved productivity and quality.
- Aims to accelerate workflows and achieve 'faster, higher-quality' outputs.

## Full text

Learn how GPT-5.6 powers Microsoft 365 Copilot with stronger AI capabilities across Word, Excel, PowerPoint, Chat, and Cowork for faster, higher-quality work.

---

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