OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets

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).

GPT Proto Launches Full Support for OpenAI’s GPT-5.4 API, Offering Developers Affordable and Scalable Access

HONG KONG, HONG KONG, CHINA, March 19, 2026 /EINPresswire.com/ -- Hong Kong, March 2026 — GPT Proto, an AI API gateway ...
9to5Mac

OpenAI releases GPT-5.4 mini and nano, its ‘most capable small models yet’

OpenAI continues to ship new models with the release of GPT-5.4 mini and nano, its “most capable small models yet.” ChatGPT users can start using GPT-5.4 mini today. These flavors of GPT-5.4 are ...
The Next Web

OpenAI’s GPT-5.4 sets new records on professional benchmarks

The new model introduces native computer use, a 1-million-token context window, and a reworked tool-calling system. Whether it actually holds off Anthropic and Google is less clear. OpenAI is moving ...
SiliconANGLE

OpenAI launches GPT-5.4 with computer vision, tool use enhancements

OpenAI Group PBC today launched a new large language model that it says is more adept at automating work tasks than its earlier algorithms. GPT-5.4 is available in ChatGPT, the Codex programming tool ...