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xAI releases Grok-1 weights under Apache 2.0

xAI published the weights and architecture of Grok-1, a 314-billion-parameter mixture-of-experts base model, under the Apache 2.0 license.

CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM61confidence 99/100

Why it moved the index

Open publication of a very large model's raw weights and architecture reduced access barriers and accelerated independent deployment and modification outside the developer's controls.

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Assessment history

  1. R1
    Toward 61 · confidence 99

    New March 2024 open-weight diffusion event linked to the existing Grok-1 record.

    12 Aug 2026