Alexandria - Human Dialectness Rating (Tunisian Arabic): leaderboard

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

Top models

#ModelScore
1Gemini 3 Flash (Preview) (Medium)3.24
2Gemini 3 Flash (Preview) (Minimal)3.2
3c4ai-command-a-03-20252.85
4GPT-OSS-120B2.58
5Gemma 3 27B (IT)2.3
6aya-expanse-32B2.22

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