AI21

AI21 is breaking out on 2 measures at once: developer tools (5.1× in 30 days) and open models (2.0× in 30 days). On developer tools, it grew 5.1× in 30 days (229k to 1.2M downloads in 30 days), faster than 97% of companies with packages. Measured by Vela Breakout as of Oct 10, 2026.

How we measure

Measures

Its products

Rising beside it

AI21: quick answers

Yes. AI21 is growing faster than 90% of comparable items on developer tools and open models. The strongest: developer tools, 5.1× in 30 days (229k to 1.2M downloads in 30 days).