Everything We Know About OpenAI’s New GPT-5.4 Thinking Model

Everything We Know About OpenAI’s New GPT-5.4 Thinking Model VICE

Early report Major update Updated Mar 6, 2026, 1:46 PM UTC

Track this event Edit in app More event pages

What changed

Early report surfaced from Auto search: model 8h ago.

First seen Mar 6, 2026, 1:46 PM UTC Latest source Mar 6, 2026, 1:46 PM UTC

Update 1 8h ago

Auto search: model •published Mar 6, 2026, 1:46 PM UTC •fetched Mar 6, 2026, 2:00 PM UTC