AsOf

OpenAI · model releaseGPT-5.5 Instant

validasserted
Valid from
2026-05-05
Valid until
still holds
Published
2026-05-05
Recorded by AsOf
2026-10-31
Checked
2026-10-31 · its source page states the value and the date (its publisher's feed entry for the page)
Confidence
0.70

Sources

“GPT-5.5 Instant updates ChatGPT’s default model with smarter, more accurate answers, reduced hallucinations, and improved personalization controls”— what the publisher's feed entry for the page says, read 2026-10-31