Anthropic AI R&D - LLM Training Average Speedup: leaderboard
Metric: Average Speedup (x). Source: www-cdn.anthropic.com. 4 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Mythos 5 | 69.61 |
| 2 | Claude Opus 5 | 68.54 |
| 3 | Claude Opus 4.7 | 50.67 |
| 4 | Claude Sonnet 5 | 26.49 |
Interactive version: theaggregate.ai/benchmark?slug=anthropic-ai-r-d-llm-training-average-speedup · How It Works · Data refreshed daily, snapshot 2026-09-19.