Anthropic upgraded Claude’s Excel and PowerPoint add-ins with shared context, reusable Skills, and cross-app workflows for business users.

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

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OpenAI has launched GPT-5.4, its first model with native computer-use capabilities, alongside financial plugins for Microsoft Excel and Google Sheets.