The global large language models in healthcare market size was estimated at USD 1.3 billion in 2025 and is projected to reach USD 12.5 billion in 2033, growing at a CAGR of 32.3% from 2026 to 2033. Rising volume of unstructured healthcare data, increasing adoption of AI in healthcare IT ecosystems, expansion of use cases in drug discovery and life sciences are factors driving the growth of the global large language models (LLM) in the healthcare market.