ERR-EVAL: leaderboard
Metric: Overall score. Source: err-eval.gustycube.com. 60 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.2 | 6.4 |
| 2 | Claude Sonnet 4.6 | 5.88 |
| 3 | Claude Opus 4.5 | 5.8 |
| 4 | GPT-5.2 Pro | 5.76 |
| 5 | GPT-5.4 | 5.6 |
| 6 | Claude Opus 4.6 | 5.48 |
| 7 | Claude Sonnet 4.5 | 5.28 |
| 8 | Claude Haiku 4.5 | 5.04 |
| 9 | GPT-5.3 Codex | 5 |
| 10 | GPT-5.4 Mini | 4.96 |
| 11 | GPT-5.1 | 4.84 |
| 12 | GPT-5.3 | 4.76 |
| 13 | Grok 4 | 4.68 |
| 14 | GPT-5 Mini | 4.68 |
| 15 | Claude Sonnet 4 | 4.64 |
Interactive version: theaggregate.ai/benchmark?slug=err-eval · How It Works · Data refreshed daily, snapshot 2026-09-19.