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CATCH #743 DETECTED AUG 15, 2026 15:30 UTC
THE CATCHscore 8/10
EXHIBIT 743 · FLASH
Aug 15, 2026 15:30 UTC lmarena lmarena.ai/leaderboard
LMArena has added a new model to its leaderboard: deepseek-v4-pro-high-20260813-webdev. This model appears to be an unreleased test version, possibly indicating future web development capabilities from DeepSeek.

READY TO POST:

LMArena just listed a new deepseek model, 'deepseek-v4-pro-high-20260813-webdev'. looks like a test version, could be interesting for webdev.

deepseek might be brewing something big for web development. an unreleased 'v4-pro-high' model just appeared on lmarena's leaderboard.

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-pro-high-20260813-webdev

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