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Model release · curated entry

OpenAI releases GPT-5.4

Introducing GPT-5.4

Date
March 5, 2026
Category
Model release
Organization / Model
OpenAI
Evidence
2 sources · 2 evidence families

The update improves professional work, tool use and reasoning stability, with mini and nano variants for low-cost scenarios in the same announcement.

Curator's note: Cross-checked against the OpenAI announcement and the OpenRouter catalog.

Curated sources · 2

  1. Official announcement · OpenAI2026-03-05

    Introducing GPT-5.4

    openai.com

  2. Model catalog · OpenRouter2026-03-05

    Introducing GPT-5.4

    openrouter.ai

Cite this page

This page is a curated static snapshot and can be cited directly. Preferred format GB/T 7714—2025 (electronic resource [EB/OL]); the other 5 styles open below, together with the machine-readable files.

GB/T 7714—2025 (electronic resource [EB/OL])

AI 纪年. OpenAI 发布 GPT-5.4[EB/OL]. (2026-03-05)[2026-11-03]. https://aihist.net/e/gpt-5-4-2026.html.

APA 7 · American Psychological Association

AI 纪年. (2026, March 5). OpenAI 发布 GPT-5.4 [Web page]. https://aihist.net/e/gpt-5-4-2026.html

MLA 9 · Modern Language Association

"OpenAI 发布 GPT-5.4." AI 纪年, 5 March 2026, aihist.net/e/gpt-5-4-2026.html. Accessed 3 Nov. 2026.

Chicago 17 · notes-bibliography

AI 纪年. "OpenAI 发布 GPT-5.4." Published March 5, 2026. Accessed Nov. 3, 2026. https://aihist.net/e/gpt-5-4-2026.html.

IEEE · citation-reference list

"OpenAI 发布 GPT-5.4," AI 纪年, 5 Mar. 2026. [Online]. Available: https://aihist.net/e/gpt-5-4-2026.html. [Accessed: 3 Nov. 2026].

ACM · author-date variant

AI 纪年. March 5, 2026. OpenAI 发布 GPT-5.4. Retrieved November 3, 2026 from https://aihist.net/e/gpt-5-4-2026.html.

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