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GPT 5.4 Family - Related AI Models | Phaseo

All model families

GPT 5.4

Models: 5
Release span: Mar 2026Apr 2026

Family members

Newest to oldest

01
GPT 5.4 Cyber
OpenAI
Apr 14, 2026
disabled
02
GPT 5.4 Mini
OpenAI
Mar 17, 2026
active
03
GPT 5.4 Nano
OpenAI
Mar 17, 2026
active
04
GPT 5.4
OpenAI
Mar 5, 2026
active
05
GPT 5.4 Pro
OpenAI
Mar 5, 2026
active