SWE-bench Multilingual (Mythos Preview System Card) — leaderboard
Metric: Resolved (%). Source: www-cdn.anthropic.com. 2 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Mythos Preview | 87.3 |
| 2 | Claude Opus 4.6 | 77.8 |
Interactive version: theaggregate.ai/benchmark?slug=swe-bench-multilingual-mythos-preview-system-card · How the rankings work · Data refreshed daily, snapshot 2026-07-22.