OpenAI Introduces MentalHealthBench
By Steven Van ·
OpenAI released MentalHealthBench, an open benchmark for evaluating AI responses in realistic mental health conversations.
ChatGPT announced OpenAI Introduces MentalHealthBench on September 23, 2026.
What changed
OpenAI released MentalHealthBench, an open benchmark for evaluating AI responses in realistic mental health conversations. More than 80 licensed mental health experts from 22 countries helped write criteria for synthetic scenarios spanning everyday concerns, serious distress, and emergencies. OpenAI reports improved model performance and has published the methods so other researchers can examine and run the evaluation.
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