Sources: OpenAI missed an internal goal of reaching 1B weekly active ChatGPT users by 2025's end and missed multiple monthly revenue targets earlier in 2026 (Berber Jin/Wall Street Journal)
https://www.wsj.com/tech/ai/openai-misses-key-revenue-user-targets-in-high-stakes-sprint-toward-ipo-94a95273?st=AiGMqm&reflink=desktopwebshare_permalink
http://www.techmeme.com/260427/p46#a260427p46