1、How People Use ChatGPTAaron Chatterji1,2Tom Cunningham1David Deming3Zo e Hitzig1,3Christopher Ong1,3Carl Shan1Kevin Wadman11OpenAI2Duke University3Harvard UniversitySeptember 15,2025AbstractDespite the rapid adoption of LLM chatbots,little is known about how they are used.Wedocument the growth of Ch

2、atGPTs consumer product from its launch in November 2022 throughJuly 2025,when it had been adopted by around 10%of the worlds adult population.Earlyadopters were disproportionately male but the gender gap has narrowed dramatically,and we findhigher growth rates in lower-income countries.Using a priv

3、acy-preserving automated pipeline,weclassify usage patterns within a representative sample of ChatGPT conversations.We find steadygrowth in work-related messages but even faster growth in non-work-related messages,which havegrown from 53%to more than 70%of all usage.Work usage is more common for edu

4、cated usersin highly-paid professional occupations.We classify messages by conversation topic and find that“Practical Guidance,”“Seeking Information,”and“Writing”are the three most common topicsand collectively account for nearly 80%of all conversations.Writing dominates work-relatedtasks,highlighti

5、ng chatbots unique ability to generate digital outputs compared to traditionalsearch engines.Computer programming and self-expression both represent relatively small sharesof use.Overall,we find that ChatGPT provides economic value through decision support,whichis especially important in knowledge-i

6、ntensive jobs.We acknowledge help and comments from Joshua Achiam,Hemanth Asirvatham,Ryan Beiermeister,Rachel Brown,Cassandra Duchan Solis,Jason Kwon,Elliott Mokski,Kevin Rao,Harrison Satcher,Gawesha Weeratunga,HannahWong,and Analytics&Insights team.We especially thank Tyna Eloundou and Pamela Mishk