TestEvo-Bench - Test Update: leaderboard

Metric: Success rate (%; per-task share of failing existing test methods that the agent adapts so they pass on the new code revision, macro-averaged over 509 test-update tasks from 152 Java projects; per-task budget of 3 US dollars). Source: arxiv.org. Saturation forecast: Around December 2026. 4 models tracked.

Top models

#ModelScore
1Gemini 3.1 Pro (Preview)73.9
2Claude Opus 4.765.6

Interactive version: theaggregate.ai/benchmark?slug=testevo-bench-test-update · How It Works · Data refreshed daily, snapshot 2026-09-29.