product

GPT-4.1 nano

Smallest, cheapest GPT-4.1 model. 2 claims on record, 2 currently valid, 0 superseded, plus 1 post. Last change 2026-10-23.

State as of 2026-11-04

0 asserted claims

fact	value	valid from	conf	sources
No claims held on 2026-11-04.

3 dated events · full timeline →

2026-10-23 · retiredretired

gpt-4.1-nano1 src

valid

2026-04-22 · deprecateddeprecated

gpt-4.1-nano1 src

valid

2025-04-14 · model releasemodel release

gpt-4.1-nano1 src

valid

0 changes · superseded claims stay visible

No changes since 2026-05-08.