[ChatGPT Classic Officially Announces "Retirement," Officially Shutting Down at the End of January 2027] According to IT Home, OpenAI issued an announcement on November 2nd, notifying users still using ChatGPT Classic that the old desktop application will cease service on January 30, 2027. Users will receive a shutdown notification upon opening the application; clicking the banner will take them to the download page for the new version of ChatGPT. Complete chat history will be migrated with the account, and users can continue their original conversations in the new application. ChatGPT Classic is the previous desktop version of ChatGPT, renamed after OpenAI launched a new desktop application integrating Codex and ChatGPT in July of this year. The new application includes three parts: Chat, ChatGPT Work, and Codex.