When is gpt-5.3-codex retired?
deprecated
gpt-5.3-codex on OpenAI is scheduled to shut down on Apr 1, 2027.
Replacement: gpt-6-sol
| Provider (API) | OpenAI |
|---|---|
| Model ID | gpt-5.3-codex |
| Deprecation announced | Oct 1, 2026 |
| Shutdown date | Apr 1, 2027 |
| Section on source page | 2026-10-01: GPT-5.3-Codex, GPT-5.1, GPT-5.4-Nano |
| Source | https://developers.openai.com/api/docs/deprecations |
| Last checked | 2026-11-06T05:52:31+00:00 |
Last checked 2026-11-06 · Source · Markdown · JSON
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Migration
- OpenAI lists
gpt-6-solas the recommended replacement forgpt-5.3-codex(official source). - Read the provider's official notes on the source page before switching model IDs.
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