May 2026: top 10

1. 1Claude AIsame rank
2. 2ChatGPTsame rank
3. 3Google Geminisame rank
4. 4OpenAIup 1
5. 5Cursor AIdown 1
6. 6Grammarlysame rank
7. 7Gongup 2
8. 8Zapiersame rank
9. 9Claude Developerup 1
10. 10Microsoft Copilotup 18

Source: Torii Research, AI Breakout: May 2026 (May 3, 2026). Anonymized, aggregated usage data.