Bengali Dialect QA Consistency - Mymensingh: leaderboard

Metric: Dialect consistency score (0-10): a Gemini 2.5 Flash judge (human review of low-confidence judgments) compares the model's answer to each human-corrected dialectal question with its answer to the standard Bengali original, rating dialect comprehension, factual correctness, completeness, clarity and length on weighted Likert scales; responses not in Bengali script or refusals score 0, Mymensingh dialect; higher is better. Source: arxiv.org. Saturation forecast: Estimated already saturated. 19 models tracked.

Top models

#ModelScoreOverall rank
1GPT-OSS-120B9.22#330
2Gemma 3 27B (IT)9.16#509
3Llama 3.3 70B Instruct9.06#520
4Gemma 3 12B (IT)8.49#655
5gemma-3n-E2B-it7.63#913
6Gemma 3n E4B (IT)7.2#736

No result here: #3 Claude Opus 5.5, #5 GPT-6 Astra, #8 Claude Fable 5.1.

Interactive version: theaggregate.ai/benchmark?slug=bengali-dialect-qa-consistency-mymensingh · How It Works · Data refreshed daily, snapshot 2026-10-11.