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CATCH #1289 DETECTED SEP 10, 2026 17:18 UTC
THE CATCHscore 8/10
EXHIBIT 1289 · FLASH
Sep 10, 2026 17:18 UTC lmarena lmarena.ai/leaderboard
LMArena has added a new model, deepseek-v4.1-flash-max-20260910, to its leaderboard.

READY TO POST:

deepseek-v4.1-flash-max-20260910 just popped up on lmarena. interesting to see it in testing!

lmarena might be giving us a sneak peek at a new deepseek model. deepseek-v4.1-flash-max-20260910 is live.

EVIDENCE — the receipts
LMArena: 1 new model appeared on the leaderboard
(labs test unreleased models here — often weeks before launch)

[named / preview] (1)
  + deepseek-v4.1-flash-max-20260910

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