OpenAI Hits 1.2B Weekly Users While Anthropic Stays Under 100M

fkasummer · x · 2026-10-17

Blogger @elocinationn found that OpenAI has reached 1.2 billion weekly active users, while Anthropic appears to have fewer than 100 million—a gap of more than an order of magnitude. Those citing the figure argue this contrast reveals the economics of "intelligence": even with comparable model capabilities, consumer-facing scaled products and developer-oriented API businesses operate at entirely different user magnitudes—two fundamentally different businesses.

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