The Department of Health and Human Services, through the National Institutes of Health's Advanced Research Projects Agency for Health (ARPA-H), is hosting a virtual event titled RAPID Patients’ Day on February 25, 2025, aimed at introducing the RAPID Program focused on utilizing artificial intelligence (AI) and machine learning (ML) for precision diagnostics in rare diseases. This event will provide insights into the ARPA-H mission, program goals, and the role of Patient Experience (PX) Partners, encouraging participation from patient advocacy groups to foster engagement and collaboration. The RAPID Program seeks to alleviate the diagnostic challenges faced by rare disease patients by developing innovative diagnostic tools and integrating comprehensive data, with registration for the event opening on December 19, 2024, and closing on February 21, 2025. Interested participants can reach out to the RAPID Email Box at RAPID@ARPA-H.gov for further information.