Capability gains

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.

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.

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AUDIT TRAIL

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