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Dev.to
Dev.to
6/20/2026
Build a private mental health

Build a private mental health

Original: Privacy First: Build Your Own Local Mental Health Assistant with Llama 3 and Apple MLX

Short summary

Build a privacy-first mental health assistant using Llama 3 and Apple MLX running entirely on your Mac. The tutorial covers setup with mlx-lm, quantized model loading, CBT prompt engineering, and resource management. This edge AI approach keeps all data local and offline with zero cloud dependencies.

  • Run Llama 3 locally on Apple Silicon using MLX framework for privacy
  • Implement CBT-based mental health assistant with system prompts and sentiment analysis
  • Quantize models to 4bit/8bit to reduce memory footprint while maintaining reasoning

Generated with AI, which can make mistakes.

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