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Introducing MentalHealthBench.

OpenAI NewsCompany announcement·
AI brief

OpenAI introduced MentalHealthBench, a benchmark for evaluating AI responses in realistic mental health conversations, informed by experts.

Why it matters: It provides a way to measure how helpful and safe AI systems are in mental health conversations.

Written by AI from OpenAI News's published text.

Background

From our own funding, model and news trackers, not from the source.

Source

“MentalHealthBench is an expert-informed benchmark for evaluating helpful and safe AI responses across realistic mental health conversations.”
OpenAI News, 23 Sept 2026, 10:00.

Published by the organisation it describes; treat claims as first-party statements.

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