The list of OpenAI models offered at translate.wordpress.org/settings/ has been updated. The previous twelve-model list is now down to the five current models, grouped by price tier:
- Expensive:
gpt-5.5-pro - Medium:
gpt-5.5,gpt-5.4 - Cheap:
gpt-5.4-mini,gpt-5.4-nano
If your account had one of the older models selected (gpt-3.5-turbo, gpt-4, gpt-4-turbo, gpt-4o-mini, gpt-4o, gpt-4.1-nano, gpt-4.1-mini, gpt-4.1, gpt-5-nano, gpt-5-mini, gpt-5, or gpt-5.1), it has been migrated automatically to gpt-5.4-nano, the cheapest one. You can change it at any time on the settings page.

You can check the APIAPI An API or Application Programming Interface is a software intermediary that allows programs to interact with each other and share data in limited, clearly defined ways. prices on the OpenAI website.