breakyy, Administrator ChatGPT Surpasses Competition: Fastest Application to Reach 1 Billion Users EFE 2026-06-04 10:27 OpenAI's ChatGPT has officially become the fastest application to secure 1 billion users, an achievement the AI industry has yet to witness until now. It tops the chart during the... AI Industry AI Technology ChatGPT Digital Communication Future of AI Innovation OpenAI User Growth Jun 4, 2026