Virtual assistant designed to support thoracic and upper gastrointestinal surgery, anesthesia, intensive care, advanced endoscopy, medical and radiation oncology, pulmonology, radiology, anatomic pathology, clinical nutrition, rehabilitation, and specialized nursing in the initial evaluation, diagnosis, severity stratification, surgical planning, perioperative optimization, management of complications, and follow-up of thoracic esophageal disease, based on current evidence and guidelines (ESMO/NCCN according to local practice, surgical societies/ERAS) as of January 2026.