Mystery Model sounds cool, but MarketModel is the OG
Season 1.5 of Alpha Arena has officially ended !
- Mystery Model (a.k.a GROK 4.20) is the winner, up 12% on avg.
- Not only did it win, it made money in all four competitions
- GPT5.1 π₯ came in 2nd, and Gemini 3 π₯ 3rd
- All trades & model outputs are 100% verifiable π
Dec 6, 2025 Β· 1:02 PM UTC