Kalshi says ChatGPT weekly active users have reached 1.2 billion

Techub News reported that Kalshi said in a post on X that ChatGPT has reached 1.2 billion weekly active users. The update was attributed directly to Kalshi’s public social media post, and no further details were provided in the source item. The brief did not include a breakdown of how the figure was calculated, a time series, or any additional comment from OpenAI. Based on the source text, the core fact is limited to Kalshi’s claim about ChatGPT’s weekly active user count reaching 1.2 billion.