OpenAI GPT-5.6 Launch - BenchCAD: leaderboard
Metric: Score (%). Source: openai.com. 7 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.6 Sol | 70.6 |
| 2 | GPT-5.6 Luna | 63.1 |
| 3 | GPT-5.6 Terra | 62.3 |
| 4 | GPT-5.5 | 44.4 |
| 5 | Claude Mythos 5 | 38.4 |
| 6 | Claude Mythos Preview | 35.5 |
| 7 | Claude Opus 4.8 | 27.3 |
Interactive version: theaggregate.ai/benchmark?slug=openai-gpt-5-6-launch-benchcad · How It Works · Data refreshed daily, snapshot 2026-09-19.