OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.
The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).
OpenAI has announced ChatGPT for Excel alongside new financial app integrations, positioning its latest model, GPT-5.4, at the centre of ...
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