LMSYS Launches AutoEval: Ranking Models via Reward Models in Hours
vista8 · x · 2026-07-31
LMSYS has officially launched AutoEval, a new evaluation methodology that ranks models using reward models trained on millions of real Arena user preferences.
Highlights:
- Provides high-quality evaluation signals calibrated on real preference data.
- Shows strong alignment with live human evaluations.
- Delivers evaluations that are several orders of magnitude faster (taking hours instead of days).
- Supports Text, Vision, Image, and Code Arena.
AutoEval enables the platform to evaluate newly launched models much faster and share results with the community sooner. Estimated scores for new models will now be displayed directly on the leaderboard.
Related event: LMSYS Launches AutoEval for Rapid Model Evaluation(5 posts)→
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