Agent Arena puts Kimi K3 near Opus Thinking, but Android vision tests look weaker

Terminator857 · reddit · 2026-07-21

A Reddit commenter says Agent Arena puts Kimi K3 at roughly the same level as Opus Thinking, though their own Android testing suggests Kimi K3 is below that benchmark in vision-heavy tasks.

The user’s tentative conclusion is that Kimi K3 may be on par with Opus Thinking for non-vision work, but not necessarily when visual capability matters.

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