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GPT 5.5 Family - Related AI Models | Phaseo

All model families

GPT 5.5

Models: 4
Release span: Apr 2026May 2026

Family members

Newest to oldest

01
chat-latest
OpenAI
May 5, 2026
active
02
GPT 5.5 Cyber
OpenAI
Apr 30, 2026
disabled
03
GPT 5.5 Pro
OpenAI
Apr 23, 2026
active
04
GPT 5.5
OpenAI
Apr 23, 2026
active