Anthropic overtakes OpenAI in business customers, Ramp data shows
Ramp's May AI Index shows 34.4% of businesses paying for Anthropic versus 32.3% for OpenAI, the first time Anthropic has led.
The numbers
According to Ramp's May 2026 AI Index, covering more than 50,000 companies:
| Company | Share of paying businesses |
|---|---|
| Anthropic | 34.4% |
| OpenAI | 32.3% |
A year of change
- In May 2025, only 9% of businesses paid for Anthropic.
- OpenAI's share fell by about 1% over the same period.
Why
Ramp economist Ara Kharazian said Anthropic already led in high-adoption sectors like finance, tech and professional services.
Note: the data covers Ramp customers only, mostly US businesses.
Founder and editor-in-chief of Kurd Developers. Phone and tech news on YouTube, Instagram and TikTok.
More stories
One text can break your phone: Android's 'SMS of Death' explained
A flaw in Android 12 and later lets a specially crafted SMS drop calls and even make a phone unusable. The fix is in October's security patch.
GTA VI lands November 19: prices, editions and what to know
Rockstar has locked the date: Thursday, November 19 on PS5 and Xbox Series X|S. Standard costs $79.99 and Ultimate $99.99.
Apple's first touchscreen MacBook Pro brings OLED and Dynamic Island
The new PROLED XDR display responds to touch, the notch is gone and Dynamic Island takes its place. Prices start at $2,899.
The $1,999 iPhone Duo Has a Black-Bar Problem, and Fixing It Is Harder Than It Looks
Apple's first foldable is a hardware flex. But unfold it and many of your apps shrink into a phone-shaped window floating in black. Here's why the app world wasn't ready, and why developers can't just hit "stretch".