Alexandria - Human Dialectness Rating (Sudanese Arabic): leaderboard

Metric: Dialectness and fluency (1-5; native Sudanese speakers rate whether the English-to-dialect translation sounds like a native speaker of the target dialect). Source: arxiv.org. Saturation forecast: Around March 2027. 6 models tracked.

Top models

#ModelScore
1Gemini 3 Flash (Preview) (Medium)4.77
2Gemini 3 Flash (Preview) (Minimal)4.61
3c4ai-command-a-03-20254.23
4Gemma 3 27B (IT)3.69
5GPT-OSS-120B3.28
6aya-expanse-32B2.36

Interactive version: theaggregate.ai/benchmark?slug=alexandria-human-dialectness-rating-sudanese-arabic · How It Works · Data refreshed daily, snapshot 2026-09-26.