All providers · 1 official entry

GPT-5.1 Codex Max deprecation date & shutdown status by provider

All listed entries have already been shut down.

ProviderStatusReplacementSource
OpenAI
gpt-5.1-codex-max		gpt-5.6-solOfficial notice

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Questions

When will GPT-5.1 Codex Max be deprecated?

OpenAI: gpt-5.1-codex-max was shut down on July 23, 2026. Dates come from each provider’s official deprecation page (data verified 2026-09-26).

Is GPT-5.1 Codex Max deprecated?

GPT-5.1 Codex Max has a deprecation or retirement entry from OpenAI. See the table on this page for the exact model IDs and dates.

What should I use instead of GPT-5.1 Codex Max?

The official replacements named by the providers are: gpt-5.6-sol (OpenAI, for gpt-5.1-codex-max).

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