Jason Liu

Creator of Instructor. Most popular structured output library for LLMs. 8K+ GitHub stars.

United States

8.0

About

Jason Liu created Instructor, the most popular library for getting structured outputs from language models. With over 8,000 GitHub stars, Instructor has become the standard way developers extract typed data from LLM responses across Python and TypeScript. His work on making LLMs produce reliable, schema-validated outputs solved one of the biggest pain points in AI application development. He's also a prolific writer on practical LLM engineering patterns and runs a consulting practice helping companies build AI systems.