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 ...

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-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.

While OpenAI is bringing GPT-5.4 to its API and its AI-powered coding tool, Codex, it’s rolling out its reasoning model, ...

In keeping with its recently accelerated release cadence, OpenAI has shipped GPT-5.4 (including GPT-5.4 Thinking and GPT-5.4 ...

The GPT 5.4 model brings reasoning, coding, and agentic workflows into a single professional-level AI. It's now available ...

GPT-5.4 is billed as "our most capable and efficient frontier model for professional work." ...

GPT-5.3 Instant reduces hallucinations by 26.8% on web queries and 19.7% on internal knowledge — OpenAI's most-used model now ...

OpenAI unveiled GPT-5.4, its newest reasoning model, alongside a ChatGPT-powered add-in for Microsoft Excel. The tool lets ...

OpenAI has released GPT-5.4, a frontier model with improvements in reasoning, coding, and professional document creation.

OpenAI released GPT-5.4 today with native computer use, a 1M-token context window, and new professional benchmarks. Find what's genuinely new.

Already bored with ChatGPT 5.3 Instant, which came out Tuesday? OpenAI has a new model family ready for you. The company released two new models, named GPT 5.4 Thinking and GPT 5.4 Pro, on Thursday.