Gemini 4 Pro checkpoint spotted testing in LMArena under the name 'Gemini 3.8 flash'
airesearch12 · x · 2026-09-17
Multiple benchmark-watch accounts report that a suspected Gemini 4 Pro checkpoint is being tested in LMArena under the disguise name "Gemini 3.8 flash" — typically a sign Google is blind-testing a model ahead of launch. The reposter says they urgently need the Pro model to ship and will share examples soon. Google has not confirmed.
Related event: Suspected Gemini 4 Pro Spotted Testing Under Alias on LMArena(3 posts)→
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