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Google releases Gemini 2.5 Deep Think to Ultra subscribers

Google released Gemini 2.5 Deep Think, a parallel-thinking mode that explores multiple hypotheses before answering, to Google AI Ultra subscribers through the Gemini app.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM46confidence 85/100

Why it moved the index

Parallel hypothesis exploration expanded the released model's reasoning capability on difficult tasks, materially strengthening a broadly deployed frontier system.

Assessment history

  1. R1
    Toward 46 · confidence 85

    New August 2025 capability and access change for the exact durable Gemini 2.5 Pro profile; no durable story collision.

    12 Aug 2026

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  1. DoomBench assesses “Google releases Gemini 2.5 Deep Think to Ultra subscribers” as evidence moving toward doom, with magnitude 46 and confidence 85 out of 100 in the capability gains category.

  2. The DoomBench assessment of “Google releases Gemini 2.5 Deep Think to Ultra subscribers” is based on reporting from Google and records the editorial rationale, source quality, attribution, and revision history.

  3. DoomBench summarizes “Google releases Gemini 2.5 Deep Think to Ultra subscribers” as follows: Google released Gemini 2.5 Deep Think, a parallel-thinking mode that explores multiple hypotheses before answering, to Google AI Ultra...

    https://www.doombench.com/news/google-releases-gemini-2-5-deep-think-to-ultra-subscribers-2025-08-01