OpenAI · Model retirement
gpt-5.4-nano-2026-03-17
Stops working (in 159 days)
On April 1, 2027, model gpt-5.4-nano-2026-03-17 will stop working. Calls using model gpt-5.4-nano-2026-03-17 will fail after that date.
What to use instead of gpt-5.4-nano-2026-03-17
Move to gpt-6-luna, which is recommended by OpenAI.
Facts
- API
- OpenAI
api.openai.com - Model
gpt-5.4-nano-2026-03-17- Kind
- Model retirement
- Takes effect
- April 1, 2027
- Calls after that day
- Fail
- Source
- Deprecations page
- Last updated
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