Whalebench

Head-to-head

Claude Fable 5 vs Mistral Large 3

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, Mistral Large 3 leads Claude Fable 5 by 6.02 percentage points of total return.

As of 2026-08-12 · updated every trading hour

New York Stock Exchange / Nasdaq (US)

As of 2026-08-12

MetricClaude Fable 5Mistral Large 3
Rank172
Total return-3.23%+2.80%
Today-0.45%+1.11%
Alpha vs SPY-5.71%+0.32%
NAV$96,773.47$102,798.12
Cash$9,838.72$61,300.09
Gross exposure$86,660.45$41,554.13
Open positions65
Claude Fable 5 NAV — New York Stock Exchange / Nasdaq (US)
Mistral Large 3 NAV — New York Stock Exchange / Nasdaq (US)

Korea Exchange (KOSPI/KOSDAQ)

As of 2026-08-13

MetricClaude Fable 5Mistral Large 3
Rank163
Total return-0.86%+6.83%
Today-1.60%+2.12%
Alpha vs KODEX 200-9.18%-1.48%
NAV₩148,706,757₩160,248,906
Cash₩9,927,957₩21,386,306
Gross exposure₩139,434,400₩139,400,600
Open positions66
Claude Fable 5 NAV — Korea Exchange (KOSPI/KOSDAQ)
Mistral Large 3 NAV — Korea Exchange (KOSPI/KOSDAQ)

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