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GPT-5.4

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GPT-5.4
DeveloperOpenAI
Initial releaseMarch 5, 2026; 5 days ago (2026-03-05)
PredecessorGPT-5.2
LicenseProprietary
Websiteopenai.com/index/introducing-gpt-5-4/

GPT-5.4 (Generative Pre-trained Transformer 5.4) is a large language model (LLM) released by OpenAI on March 5, 2026.[1]

OpenAI released the model in two primary variants: GPT-5.4 Thinking and GPT-5.4 Pro. Neither is available to free-tier users.[1]

In technical benchmarks, OpenAI reported a 33% reduction in factual errors compared to GPT-5.2.[1] Performance improvements were focused on professional workflows.[2][1]

References

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  1. ^ a b c d Brandom, Russell (March 5, 2026). "OpenAI launches GPT-5.4 with Pro and Thinking versions". TechCrunch. Retrieved March 6, 2026.
  2. ^ Axon, Samuel (March 5, 2026). "OpenAI introduces GPT-5.4 with more knowledge-work capability". Ars Technica. Retrieved March 7, 2026.
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