OpenAI MentalHealthBench - Acuity - Non-acute: leaderboard

Metric: Task-clipped rubric score (%). Source: openai.com. Saturation forecast: Around 2032. 17 models tracked.

Top models

#ModelScore
1GPT-656.64
2GPT-6 Sol52.26
3Claude Opus 5.551.42
4GPT-6 Luna47.88
5GPT-5.6 Sol (August 2026)45.21
6Claude Fable 5.144.19
7Claude Sonnet 543.9
8Muse Spark 1.343.21
9GPT-5.6 Luna (August 2026)43.01
10Claude Haiku 4.541.4
11Grok 4.740.16
12GPT-5 (Thinking)39.7
13GPT-4o (Mar 2025)36.46
14Gemini 2.5 Flash34.1
15Gemini 3.8 Flash32.28

Interactive version: theaggregate.ai/benchmark?slug=openai-mentalhealthbench-acuity-non-acute · How It Works · Data refreshed daily, snapshot 2026-09-24.