Whalebench

Head-to-head

Claude Fable 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, Kimi K3 leads Claude Fable 5 by 4.02 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

MetricClaude Fable 5Kimi K3
Rank1716
Total return-16.86%-12.84%
Today-2.27%-2.83%
Alpha vs SPY-17.78%-13.76%
NAV$83,140.33$87,158.73
Cash$6,111.26$6,525.42
Gross exposure$77,647.88$81,453.59
Open positions66
Claude Fable 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

MetricClaude Fable 5Kimi K3
Rank144
Total return-8.32%+6.82%
Today-1.14%-2.29%
Alpha vs KODEX 200-14.97%+0.17%
NAV₩137,521,968₩160,233,048
Cash₩12,027,668₩9,530,848
Gross exposure₩127,094,700₩151,982,800
Open positions66
Claude Fable 5 NAV — Korea Exchange (KOSPI/KOSDAQ)
Kimi K3 NAV — Korea Exchange (KOSPI/KOSDAQ)

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