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OpenAI, the maker of ChatGPT, now has over 400 million weekly active users.

People hear about it through word of mouth.

Open AI CEO Sam Altman speaks during a talk session with SoftBank Group CEO Masayoshi Son at an event titled "Transforming Business through AI" in Tokyo, Japan, on February 03, 2025.

They see the utility of it.

“Theres really healthy growth, on a different curve.”

Lightcap also told CNBC that developer traffic has doubled over the past six months.

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A large portion of that bump is due to OpenAI’s o3 model.

Lightcap sharing user figures for AI services may be in response to the growth of interest in DeepSeek.

The company alsospends$700,000 per day to run ChatGPT.

Claude AI app by Anthropic is seen displayed on a smartphone screen.

News about AI travels quickly, often outpacing context and confirmation of all facts.

For example, a recent study statedclaims of ChatGPT’s power usage were based on “napkin math.

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