The number of questions on Stack Overflow fell by 78 percent in December 2025 compared to a year earlier. Developers are switching en masse to AI tools in
This is not because AI is good at answering programming questions accurately, it’s because SO sucks. The graph shows its growth leveling off around 2014 and then starting the decline around 2016, which isn’t even temporally correlated with LLMs.
Sites like SO where experienced humans can give insightful answers to obscure programming questions are clearly still needed. Every time I ask AI a programming question about something obscure, it usually knows less than I do, and if I can’t find a post where another human had the same problem, I’m usually left to figure it out for myself.
This is not because AI is good at answering programming questions accurately, it’s because SO sucks. The graph shows its growth leveling off around 2014 and then starting the decline around 2016, which isn’t even temporally correlated with LLMs.
Sites like SO where experienced humans can give insightful answers to obscure programming questions are clearly still needed. Every time I ask AI a programming question about something obscure, it usually knows less than I do, and if I can’t find a post where another human had the same problem, I’m usually left to figure it out for myself.