Cua vs UI-TARS-desktop

Side-by-side comparison of two AI agent tools

C
Cuaopen-source

Scale computer-use 2.0 with open-source drivers, cross-OS fleets, and benchmarks for training, evaluation, and data generation.

U
UI-TARS-desktopopen-source

The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra

Metrics

CuaUI-TARS-desktop
Stars27.5k39.2k
Star velocity /mo2.3k3.3k
Commits (90d)1.3k5
Releases (6m)100
Overall score0.87033196815180360.6179914319971126

FAQ

Which is more popular, Cua or UI-TARS-desktop?
UI-TARS-desktop has more GitHub stars (39,172 vs 27,549).
Which is more actively developed, Cua or UI-TARS-desktop?
Cua had more commits in the last 90 days (1,341 vs 5).
Should I use Cua or UI-TARS-desktop?
Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.