Hugging Face has introduced OncoAgent, a dual-tier multi-agent AI framework designed to provide clinical decision support in oncology while preserving patient privacy. The system operates through a sophisticated architecture that separates data processing and analysis, allowing healthcare providers to leverage advanced AI capabilities without exposing sensitive patient information to external systems. The framework represents a significant advancement in applying large language models to healthcare, where data privacy and regulatory compliance are paramount concerns. By implementing a dual-tier approach, OncoAgent enables oncologists to access AI-powered recommendations and insights while maintaining full control over patient data, addressing key barriers to AI adoption in clinical settings where HIPAA and other privacy regulations govern patient information handling.