Anthropic Overtakes OpenAI in U.S. Business AI Adoption

Anthropic overtook OpenAI in U.S. business AI adoption as of May 16, 2026, with more American companies now paying for Claude than ChatGPT. The shift marks a significant reversal in the enterprise AI market, where enterprise demand has reshaped competitive dynamics. Three major threats could potentially erase Anthropic's newly established lead over OpenAI in business adoption.

Anthropic market leadership

• ▪Three big threats could erase Anthropic's lead over OpenAI in business AI adoption
• ▪Enterprise demand reshaped the AI market leading to Anthropic's adoption lead over OpenAI
• ▪More U.S. companies pay for Claude than ChatGPT as of May 16, 2026
• ▪Anthropic overtook OpenAI in U.S. business AI adoption as of May 16, 2026