OpenAI · product launch
ChatGPT
OpenAI launches ChatGPT, a free chatbot anyone can ask questions and talk to in everyday language.
Said to kill
- CheggBadly hurt
ChatGPT could answer students' homework questions too, so analysts asked whether students would stop paying for Chegg's homework help.
Revenue down 40% year on year
- Google SearchStill fine
ChatGPT answered questions directly in conversation, so people wondered whether chatbots could replace the list of links that Google Search shows.
Search revenue up 12% year on year
- Stack OverflowBadly hurt
Developers were turning to ChatGPT for coding help, and traffic estimates showed Stack Overflow visits falling after it launched.
Cut about 28% of staff
In detail
OpenAI released ChatGPT, a conversational model fine-tuned from the GPT-3.5 series, as a free research preview open to the public.
Sources
- Introducing ChatGPT · OpenAI · Primary source
Last checked 11 November 2026.