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Google releases Gemma 2 9B and 27B open models

Google released Gemma 2 base and instruction-tuned checkpoints at 9B and 27B parameters, with downloadable weights, broad toolchain support and immediate access through AI Studio and other platforms.

CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM65confidence 99/100

Why it moved the index

The release delivered competitive base and instruction models at sizes usable on varied hardware, with immediate weight access and broad ecosystem support materially increasing capability diffusion.

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Assessment history

  1. R1
    Toward 65 · confidence 99

    New June 2024 exact open-weight Gemma 2 family release.

    12 Aug 2026