Anthropic、法人顧客数でOpenAIを上回る
Anthropicは、Rampの50,000社の顧客のうち34.4%が同社のサービスを利用しているのに対し、OpenAIは32.3%であり、OpenAIを抜きました。
ramp data reveals anthropic now leads openai among 50,000 companies, with 34.4% paying for anthropic versus 32.3% for openai. anthropic's adoption surged from 9% to 35% in 12 months, fueled by enterprise tools like cowriter, while openai's share declined. this trend aligns with openrouter metrics showing openai lost the lead to anthropic in late 2025. the shift underscores anthropic's success in capturing technical and professional services sectors.