All providers · 2 official entries
GPT-5.3 Chat deprecation date & shutdown status by provider
All listed entries have already been shut down.
| Provider | Status | Replacement | Source |
|---|---|---|---|
OpenAIgpt-5.3-chat-latest | gpt-5.6-sol | Official notice | |
Azuregpt-5.3-chatversion 2026-03-03 | gpt-chat-latest | Official notice |
Per-provider details
Questions
When will GPT-5.3 Chat be deprecated?
OpenAI: gpt-5.3-chat-latest was shut down on August 10, 2026. Microsoft Foundry / Azure OpenAI: gpt-5.3-chat (version 2026-03-03) was shut down on June 29, 2026. Dates come from each provider’s official deprecation page (data verified 2026-09-26).
Is GPT-5.3 Chat deprecated?
GPT-5.3 Chat has a deprecation or retirement entry from OpenAI & Microsoft Foundry / Azure OpenAI. See the table on this page for the exact model IDs and dates.
What should I use instead of GPT-5.3 Chat?
The official replacements named by the providers are: gpt-5.6-sol (OpenAI, for gpt-5.3-chat-latest); gpt-chat-latest (Azure, for gpt-5.3-chat (version 2026-03-03)).