Best AI for mental health support
Talking things through and understanding mental health.
Get it with Claude Pro, $20 a month
Top of 14 models for this task
4th and 5th of 14 models for this task
Based only on people's votes. The picks follow a fixed rule using the charts below and each app's plans.
How the models compare
Every model we could score for mental health support, combining the tests below.
Overall for mental health support
Position on a combined score from 2 tests. The longer the bar, the further ahead · Higher is better
On the tests we have, Claude Opus 5.5 comes out on top, followed by Gemini 3.8 Flash and Claude Fable 5.1.
The evidence
People's votes on health questions
Tests a related skill · People compared two anonymous answers to medical and healthcare questions. · Higher is better
Claude Fable 5.1 and Gemini 3.8 Flash are neck and neck at the top, followed by Gemini 3.1 Pro and Kimi K3; Claude Fable 5.1 costs about 13 times as much.
People's votes on back-and-forth conversations
Tests a related skill · People compared two anonymous answers in conversations with several back-and-forth turns. · Higher is better
Claude Opus 5.5 and Gemini 3.8 Flash are neck and neck at the top, followed by Claude Fable 5.1 and Kimi K3; Claude Opus 5.5 costs about 5 times as much.
If you build with it
What the makers charge developers who use the models directly. Using an app? The plans above are what you pay.
Cost per 1,000 typical requests
List price, about 1,500 words in and 500 out per request · Lower is better
GPT-6 Luna is cheapest, followed by DeepSeek V4.1 Flash and GPT-5.6 Luna.