Geo benchmark upset: Claude Fable 5.2 ends Gemini's 18-month reign, tops leaderboard at 49
Afinetheorem · x · 2026-11-10
Afinetheorem's logic + image geo benchmark sees its first leaderboard change in 18 months: Claude Fable 5.2 tops every metric, dethroning Gemini.
Best-by-vendor scores on the <10mi bucket: Fable 5.2 (49), Gemini 3.8 (46), Muse Spark Open (39), Astra 6.1 (38), Kimi k2.5 (30), GLM5.3 (28), Q3.8Max (23), Grok 4.6 (20), DS v4FV (15). The HardGeoBench screenshot shows Anthropicclaude-fable-5-2 leading at 48.8% ≤10mi and 70% country-level accuracy.
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