OpenAI on Thursday released an updated model powering ChatGPT, along with tools that let the chatbot work directly in Excel ...

OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.

OpenAI has launched ChatGPT for Excel in beta, a specialized add-in powered by the new GPT-5.4 Thinking model designed specifically for financial workflows. OpenAI introduced deep data integrations ...

OpenAI has introduced GPT-5.4, the latest upgrade powering ChatGPT with a new “Thinking Mode,” better reasoning, and ...

Microsoft is bringing "model" choice to its Microsoft 365 office apps, putting more of the daily grunt work of creating ...

Copilot Cowork operates in the cloud, inside Microsoft 365's infrastructure, and draws on something Claude Cowork simply cannot access: the full graph of a user's enterprise work data.

OpenAI is bringing ChatGPT directly into spreadsheets. The new Excel add-in lets users analyse data, build models and run scenarios using simple prompts, with Google Sheets support expected soon.

Anthropic’s push into Excel, ERP and institutional data workflows is accelerating while recent service disruption highlights ...

The ChatGPT Thinking version features a new interaction style, where the model first displays an upfront plan of its reasoning process.

This week's second new model from OpenAI is built for more complex tasks than GPT-5.3 Instant.

OpenAI's GPT-5.4 debuts with financial tools, FactSet integration, Excel support, and investment analysis features for ChatGPT Plus, Team, and Pro users.

ChatGPT is now using its 5.4 Thinking model for deeper reasoning, and it's even better at handling "professional work." ...