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CATCH #665 DETECTED AUG 12, 2026 15:55 UTC
THE CATCHscore 9/10
EXHIBIT 665 · FLASH
Aug 12, 2026 15:55 UTC lmarena lmarena.ai/leaderboard
LMArena has added three new models to its leaderboard, including a stealth model named 'august26-chatbot1-fmme' and two Grok-4.6 models.

READY TO POST:

lmarena just updated its leaderboard with some new models, including a really interesting anonymous one named 'august26-chatbot1-fmme'. seems like a stealth test.

new grok-4.6 models (high-text, high-webdev) just popped up on lmarena's leaderboard. curious to see what these are about.

EVIDENCE — the receipts
LMArena: 3 new models appeared on the leaderboard
(labs test unreleased models here — often weeks before launch)

[anonymous codenames — likely stealth] (1)
  + august26-chatbot1-fmme

[named / preview] (2)
  + grok-4.6-high-text
  + grok-4.6-high-webdev

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