All providers · 1 official entry

o4-mini-deep-research deprecation date & shutdown status by provider

All listed entries have already been shut down.

ProviderStatusReplacementSource
OpenAI
o4-mini-deep-research-2025-06-26		gpt-5.6-solOfficial notice

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When will o4-mini-deep-research be deprecated?

OpenAI: o4-mini-deep-research-2025-06-26 was shut down on July 23, 2026. Dates come from each provider’s official deprecation page (data verified 2026-09-26).

Is o4-mini-deep-research deprecated?

o4-mini-deep-research 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 o4-mini-deep-research?

The official replacements named by the providers are: gpt-5.6-sol (OpenAI, for o4-mini-deep-research-2025-06-26).

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