Icelandic LLM - GEC: leaderboard
One Icelandic sentence to be returned corrected - or unchanged, since half the sentences are already correct - scored by exact match.
Metric: Accuracy (%). Source: huggingface.co. Saturation forecast: Around February 2027. 88 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | Claude Opus 5 | 83.03 | #16 |
| 2 | Claude Fable 5.1 | 81.65 | #10 |
| 3 | GPT-6 Astra | 81.19 | #6 |
| 4 | Claude Opus 5.5 | 80.73 | #3 |
| 5 | Gemini 4 Argon | 80.73 | #9 |
| 6 | GPT-6.1 Terra | 79.36 | #15 |
| 7 | GPT-6 Sol | 74.77 | #19 |
| 8 | GPT-6.1 Sol | 74.31 | #7 |
| 9 | Gemini 3.1 Pro (Preview) | 73.39 | #64 |
| 10 | Claude Opus 4.8 | 72.94 | #39 |
| 11 | GPT-5.6 Sol | 70.64 | #22 |
| 12 | Claude Sonnet 5.5 | 67.43 | #14 |
| 13 | Gemini 3.5 Flash | 66.97 | #66 |
| 14 | Gemini 3.7 Flash | 66.51 | #24 |
| 15 | Claude Haiku 5.5 | 64.22 | #43 |
Interactive version: theaggregate.ai/benchmark?slug=icelandic-llm-gec · How It Works · Data refreshed daily, snapshot 2026-11-05.