# OpenAI GPT-5.4 mini — deprecation status

> No — GPT-5.4 mini is not deprecated as of July 30, 2026. OpenAI has announced neither a deprecation nor a shutdown date for it.

The cost tier of the GPT-5.4 generation. It is the named replacement for the legacy fine-tuning base models — ft-gpt-3.5-turbo, ft-babbage-002 and ft-davinci-002 — which is an unusual role for a mini model and worth checking before assuming a fine-tune migrates cleanly.

## Facts

| Field | Value |
| --- | --- |
| Provider | OpenAI |
| Model id | `gpt-5.4-mini` |
| Status | Active |
| Last verified | July 30, 2026 |

## FAQ

### Is OpenAI GPT-5.4 mini still available?

Yes. OpenAI GPT-5.4 mini is active and fully supported as of July 30, 2026.

## Sources

- [OpenAI API deprecations](https://developers.openai.com/api/docs/deprecations) — accessed 2026-07-30

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Canonical page: https://modeldeprecations.dev/openai/gpt-5.4-mini
JSON: https://modeldeprecations.dev/api/v1/models/openai/gpt-5.4-mini.json