Thepchai Supnithi is currently the Director of Artificial Intelligence Research Group at National Electronics and Computer Technology Center. His interest includes Natural Language Processing, Knowledge Engineering and Knowledge Graph. He serves as an executive committee at Asia Pacific Society of Computer in Education, AACL, IJCNLP.

He is currently also a Vice President of Artificial Intelligence Association of Thailand. His main research covers machine translation, text summarization, corpus construction and applied AI in a lot of domains, such as culture, education and medical.