The One AI Tech Builds a Medical Ecosystem Using AI: FHIR-Compliant HIS Copilot and More

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The One AI Tech Co., Ltd. operates under the philosophy of 'user as developer,' with a cross-functional team spanning medicine, technology, marketing, and design for product development. The company's AI strategy involves adopting heterogeneous models like Meta Llama-4 and Microsoft Phi-4 while conducting localized fine-tuning and event reinforcement learning using identifiable Taiwanese medical data. This allows the AI to deeply understand local National Health Insurance (NHI) systems and clinical contexts. Through this technology, they have developed an HIS Copilot compliant with FHIR standards and built systems like 'Patrol Alliance,' aiming for seamless integration with existing Hospital Information Systems (HIS). The core business model is B2B SaaS subscription, initially targeting medium-sized hospitals, clinics, and long-term care facilities. By focusing first on solving labor shortages and documentation pain points among healthcare workers, they aim to build credibility before expanding into full-time applications, ultimately creating an AI medical ecosystem for overseas expansion. Key achievements highlighted include TaiOne Care GPT, which allows nurses to quickly complete care records and diagnoses using voice commands, and the development of advanced AI language models that accurately understand local dialects and medical terminology. This article serves as a profile detailing the company's technical depth and market strategy upon winning a national innovation award. It provides valuable insights for DX promotion and AI adoption in Japanese healthcare settings.