Master ChatGPT 5.5 with this comprehensive beginner guide. Discover how to use the Codex app to build spreadsheets, ...
Anyone with a Microsoft 365 account can use new AI agents in Copilot Chat to jump-start Word, Excel, and PowerPoint documents — and some users can enlist a special agent to analyze their M365 files.
GPT-5.5 lands seven weeks after the release of GPT-5.4, which arrived on March 5. OpenAI says the newest model “understands what you’re trying to do faster” and that it can “carry more of the work ...