GPT 5.4 Nano
openai/gpt-5.4-nano
17 Mar 2026
GPT 5.4 Mini
openai/gpt-5.4-mini
GPT 5.4 Pro
openai/gpt-5.4-pro
05 Mar 2026
GPT 5.4
openai/gpt-5.4
GPT 5.3 Chat
openai/gpt-5.3-chat
03 Mar 2026
GPT Realtime 1.5
openai/gpt-realtime-1.5
23 Feb 2026
GPT Audio 1.5
openai/gpt-audio-1.5
GPT 5.3 Codex Spark
openai/gpt-5.3-codex-spark
12 Feb 2026
GPT 5.3 Codex
openai/gpt-5.3-codex
05 Feb 2026
