🪦 Dead

Gemini Deep Research Pro Preview (12-2025)

Model deprecation · Model Upgrade · shut down October 23, 2026

Born: December 11, 2025
Died: October 23, 2026
Lifespan: 10m 16d
Cause of death: Model Upgrade
Killed by: Google
Type: Model

The Gemini API's first managed Deep Research agent, deep-research-pro-preview-12-2025, launched December 11, 2025 and was shut down October 23, 2026, fifteen days after Google deprecated it. Developers were sent to the April 2026 Deep Research preview or its Max variant, both still labelled preview.

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Questions about Gemini Deep Research Pro Preview (12-2025)

Is Gemini Deep Research Pro Preview (12-2025) dead?

Yes. Gemini Deep Research Pro Preview (12-2025) was shut down on October 23, 2026, 10 months, 16 days after its launch on December 11, 2025. The cause of death was model upgrade; it was killed by Google. Classification: model deprecation. Details and the source are above.

Gemini Deep Research Pro Preview (12-2025)

Questions about Gemini Deep Research Pro Preview (12-2025)

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