When was GPT-5 nano released?

On August 7, 2025 (as gpt-5-nano), from a primary source (developers.openai.com) (status valid, confidence 0.95).

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GPT-5 nano release date

As of November 4, 2026, the AsOf record says GPT-5 nano was released on August 7, 2025 (as gpt-5-nano), from a primary source (developers.openai.com). The record holds 1 claim on GPT-5 nano's release, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.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: gpt-5-nano2025-08-07 · 1 source

Every dated value

1 claims · oldest first · superseded claims stay visible

value	valid from	valid to	status	conf	sources	claim
gpt-5-nano to present · conf 0.95 · 1 src for release date gpt-5-nano	2025-08-07	present	valid	0.95	1 source for release date gpt-5-nano	clm_B6BF47EF8EDA

Questions this record answers

When was GPT-5 nano released?: On August 7, 2025 (as gpt-5-nano), 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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