3 ms·
As far as I know, OpenAI did not release 5.3 Codex in their API. You can only use it with Codex CLI or app.
by aurareturn 8mo ago
As far as I know, OpenAI did not release 5.3 Codex in their API. You can only use it with Codex CLI or app.
- baalimago 8mo agoIt's there, you just need to use it with the responses API. Set model field to 'gpt-5.3-codex'