The digital transformation is a global trend in modernizing educational systems. Implementing digital technologies in Russian educational institutions has been legally established and has become an everyday practice for teachers and students. The transition to new forms of learning, including interaction with artificial intelligence (AI) in combination with other technological solutions, contributes to solving applied problems, such as optimizing teacher’s working time. This article explores the possibilities of using AI (in particular, ChatGPT) as a tool for English lesson planning and instructional design.The article provides an overview of the capabilities, basic principles of interaction, and prospects for using ChatGPT in the educational process. The main part of the article consists of examples of ChatGPT responses to requests from a user — an English language teacher. As a result of interaction with ChatGPT, we were able to create a lesson plan as well as exercises for the development of lexical skills, for monitoring text understanding, for developing speaking skills and listening skills. The article demonstrates that the use of ChatGPT in English language lesson planning opens new perspectives for effective individualized learning and expands the possibilities for creating attractive and relevant educational content to meet diverse needs of students.