EuroEval Bulgarian NLU - ScaLA BG: leaderboard

Metric: Linguistic acceptability Score (%). Source: euroeval.com. 212 models tracked.

Top models

#ModelScore
1Gemini 3 Pro (Preview)83.73
2Gemini 3.1 Flash Lite (Preview)83.09
3GPT-5.4 Mini (High)77.4
4GPT-5.277.04
5Gemini 2.5 Flash (Thinking)76.7
6Claude Sonnet 4.675.49
7GPT-4.173.45
8Gemini 2.5 Pro72.75
9GPT-5.4 Mini (Medium)71.87
10Grok 4.20 Beta (0309) (Reasoning)70.6
11Gemma 4 31B (IT)68.85
12GPT-5 Mini68.28
13GPT-5.4 Nano (Medium)68.2
14Claude Sonnet 4.5 (Thinking)67.95
15GPT-567.3

Interactive version: theaggregate.ai/benchmark?slug=euroeval-bulgarian-nlu-scala-bg · How It Works · Data refreshed daily, snapshot 2026-09-05.