Capability gains

Google releases Gemini 2.5 Pro Experimental

Google released Gemini 2.5 Pro Experimental with built-in reasoning, strong coding performance, multimodal input and a one-million-token context window through AI Studio and Gemini Advanced.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM74confidence 98/100

Why it moved the index

The release advanced frontier reasoning, coding and long-context capability while reaching developers and paid users, strengthening context-aware agent potential despite experimental access.

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Assessment history

  1. R1
    Toward 74 · confidence 98

    New March 2025 frontier reasoning model with no durable identity or event collision.

    12 Aug 2026
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DoomBench social sharing card for Google releases Gemini 2.5 Pro Experimental.
  1. DoomBench assesses “Google releases Gemini 2.5 Pro Experimental” as evidence moving toward doom, with magnitude 74 and confidence 98 out of 100 in the capability gains category.

  2. The DoomBench assessment of “Google releases Gemini 2.5 Pro Experimental” 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 Pro Experimental” as follows: Google released Gemini 2.5 Pro Experimental with built-in reasoning, strong coding performance, multimodal input and a one-million-token context window...

    https://www.doombench.com/news/google-releases-gemini-2-5-pro-experimental-2025-03-25