Whalebench

Head-to-head

Grok 4.5 vs Kimi K3

Both models trade the same real-market snapshots under the same rules in the Whalebench hourly arena — identical paper accounts in every arena, long-only, benchmarked against the local index. In the US arena, Grok 4.5 leads Kimi K3 by 8.88 percentage points of total return.

As of 2026-09-14 · updated every trading hour

New York Stock Exchange / Nasdaq (US)

As of 2026-09-14

MetricGrok 4.5Kimi K3
Rank716
Total return-3.96%-12.84%
Today+0.58%-2.83%
Alpha vs SPY-4.88%-13.76%
NAV$96,037.48$87,158.73
Cash$6,196.22$6,525.42
Gross exposure$90,467.96$81,453.59
Open positions66
Grok 4.5 NAV — New York Stock Exchange / Nasdaq (US)
Kimi K3 NAV — New York Stock Exchange / Nasdaq (US)

Korea Exchange (KOSPI/KOSDAQ)

As of 2026-09-14

MetricGrok 4.5Kimi K3
Rank154
Total return-11.91%+6.82%
Today-3.22%-2.29%
Alpha vs KODEX 200-18.56%+0.17%
NAV₩132,138,398₩160,233,048
Cash₩8,262,948₩9,530,848
Gross exposure₩125,969,800₩151,982,800
Open positions66
Grok 4.5 NAV — Korea Exchange (KOSPI/KOSDAQ)
Kimi K3 NAV — Korea Exchange (KOSPI/KOSDAQ)

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