AsOf

OpenAI · model releasegpt-4.1

validasserted
Valid from
2025-04-14
Valid until
still holds
Published
2025-04-14
Recorded by AsOf
2026-11-02
Checked
2026-11-02 · its source page states the value and the date
Confidence
0.70

Sources

“Apr 14 Feature gpt-4.1 gpt-4.1-mini gpt-4.1-nano v1/responses v1/chat/completions v1/fine_tuning Added gpt-4.1 , gpt-4.1-mini , and gpt-4.1-nano models to the API.”— what the page says, read 2026-11-02