GPT-5.4: model archive
GPT-5.4 is a previous model version. This page remains for older publications, links, and version history; use GPT-5.6 Sol for new work.
GPT-5.4 is not available in Neiron. The closest alternative in Neiron is GPT-5.6 Sol.
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Neiron Update
A new model — GPT-5.4 — has appeared in the bot. It has become noticeably smarter at handling tasks and context. What's changed: 🧠 Better understanding of the request's meaning — the model more accurately captures details and context. 💬 Responses have become more natural — texts sound livelier an…
FAQ
Can I select GPT-5.4 in Neiron now?
No. Use the current GPT-5.6 Sol model for new work.
Why is the archive page preserved?
It keeps older links and publication context usable after the model family is updated.