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's new GPT-5.4 AI model in ChatGPT combines advanced reasoning, computer use, and agentic workflows into a single ...

OpenAI launches GPT-5.4 across ChatGPT, API, and Codex with stronger reasoning, coding, and computer use capabilities.

OpenAI is releasing a new model today, and like GPT-5.2 before it, GPT-5.4 is all about professional work. OpenAI is calling ...

ChatGPT is getting another upgrade, and this time it’s moving up to GPT 5.4, just days after the release of GPT 5.3 Instant. OpenAI says this new release brings together its “ ...

OpenAI debuted its most capable model yet under pressure from a mass user exodus tied to the company's controversial Pentagon contract.

The company bills API users based on the number of tokens that its LLMs process while generating a prompt response. A token is a unit of data that comprises a few letters or characters. OpenAI says ...

OpenAI’s GPT-5.4 is rolling out in GitHub Copilot, bringing stronger reasoning, better coding accuracy, and improved support for complex tasks.

Leaked OpenAI GPT-5.4 details include Extreme Reasoning Mode and 6,000 lines per prompt, aimed at complex coding work.

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

New ChatGPT 5.4 Model Is 'Built for Agents.' Will It Lure Back Claude Converts?

This image provided by OpenAI in February 2026 demonstrates a health chatbot on a phone app. (OpenAI via AP) Add AP News on ...