AsOf

product · fact

OpenAI o1-preview release date

As of November 4, 2026, the AsOf record says OpenAI o1-preview was released on September 12, 2024 (as o1-preview), from a primary source (developers.openai.com). The record holds 1 claim on OpenAI o1-preview's release, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

current release date
o1-preview2024-09-12 · 1 source

Every dated value

1 claims · oldest first · superseded claims stay visible
valuevalid fromstatus
o1-preview
to present · conf 0.95 · 1 src for release date o1-preview
2024-09-12valid

Questions this record answers

When was OpenAI o1-preview released?
On September 12, 2024 (as o1-preview), from a primary source (developers.openai.com) (status valid, confidence 0.95).

Answered from the rows above only, as of November 4, 2026. The record has no opinions.

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