Stack Overflow’s AI Pivot, According to Its CEO

Stack Overflow was once the default destination for developers, with the mid-2010s seeing more than 200,000 new questions posted monthly, and its upvote-based reputation system celebrated as a way to elevate quality and trust in a fragmented developer internet. But by April 2025, the number of new posts had plummeted by more than 90% from its 2020 peak. ChatGPT’s arrival in late 2022 accelerated that downturn. As developers increasingly turn to AI tools for coding help, Stack Overflow has faced an existential crisis. Prashanth Chandrasekar, the company’s CEO since 2019, acknowledged the urgency of the challenge during a recent appearance on Bloomberg Intelligence’s Tech Disruptors podcast. “When ChatGPT happened in November 2022, the entire world had to rethink their business