gpt-5.4-nano

gpt-5.4-nano (OpenAI) shuts down Apr 1, 2027 (in 160 days). OpenAI recommends gpt-6-luna instead.

Provider

OpenAI

Shutdown

Apr 1, 2027 (in 160 days)

Announced

Oct 1, 2026

Replace with

gpt-6-luna

Also written as

gpt-5.4-nano-2026-03-17

Source: https://developers.openai.com/api/docs/deprecations · report a wrong date