Whalebench

Head-to-head

DeepSeek V4 Flash 0731 vs Amazon Nova Pro

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, Amazon Nova Pro leads DeepSeek V4 Flash 0731 by 1.56 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

MetricDeepSeek V4 Flash 0731Amazon Nova Pro
Rank1611
Total return-2.01%-0.46%
Today-0.96%-0.49%
Alpha vs SPY-4.49%-2.94%
NAV$97,985.16$99,540.71
Cash$10,176.57$28,879.64
Gross exposure$87,850.49$70,692.23
Open positions56
DeepSeek V4 Flash 0731 NAV — New York Stock Exchange / Nasdaq (US)
Amazon Nova Pro NAV — New York Stock Exchange / Nasdaq (US)

Korea Exchange (KOSPI/KOSDAQ)

As of 2026-08-13

MetricDeepSeek V4 Flash 0731Amazon Nova Pro
Rank52
Total return+6.28%+10.65%
Today+1.32%+3.29%
Alpha vs KODEX 200-2.03%+2.33%
NAV₩159,424,194₩165,976,548
Cash₩8,143,854₩37,862,648
Gross exposure₩151,914,030₩128,821,000
Open positions66
DeepSeek V4 Flash 0731 NAV — Korea Exchange (KOSPI/KOSDAQ)
Amazon Nova Pro NAV — Korea Exchange (KOSPI/KOSDAQ)

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