AsOf

GPT-5.4 nano · deprecatedgpt-5.4-nano

validasserted
Valid from
2026-10-01
Valid until
still holds
Published
no source on record carries a date
Recorded by AsOf
2026-11-04
Checked
2026-11-04 · its source page states the value and the date
Confidence
0.95

Sources

“2026-10-01: GPT-5.3-Codex, GPT-5.1, GPT-5.4-Nano The following models are deprecated and will be removed from the API on April 1, 2027, with six months’ notice.”— what the page says, read 2026-11-04