# ft-gpt-4

Calls to the model ft-gpt-4 on OpenAI stop working on October 23, 2026.

On October 23, 2026, OpenAI will shut down model ft-gpt-4. Calls using model ft-gpt-4 will fail after that day. Any systems making requests with this model must update their integration before the retirement date to avoid service disruptions.

- API: OpenAI (api.openai.com)
- Model: ft-gpt-4
- Kind: Model retirement
- Takes effect: October 23, 2026
- Calls after that day: fail
- Calls it hits: `model ft-gpt-4`
- Source: [Deprecations page](https://developers.openai.com/api/docs/deprecations)
- Page: https://www.okapi.bot/models/openai/ft-gpt-4/

## What to use instead

Move to gpt-5.6-sol, recommended by OpenAI.