‹ PublicAI Index
The LLM benchmark aggregator.
UI-TARS 2
ByteDance
Strongest in Computer use (#33 of 80, on 1 of its 2 boards), weakest in Agents (#100 of 289). Above par in 2 of 2 scopes. Among the models it meets almost everywhere, it finishes behind Claude Opus 5.5 and Claude Fable 5.1 and ahead of Muse Spark 1.2 and Qwen3.8 27B.
§ 1 · Profile
What it is good at
Bars run from 50 — the average of the models each source lists — so right of the line is above par. The middle column is the gap to whoever leads that scope.
Agents51.6−14.3#100/2891/6
Computer use53.2−14.7#33/801/2
§ 2 · Head to head
What it beats, and what beats it
The same models turn up scope after scope. Counted once: where both were placed, who finished higher. Bars run right for UI-TARS 2, left for the other.
§ 3 · Sources
Where the numbers come from
1 publication, 1 figures. Every one links to the page it was read from.
OSWorld 53.1% (Specialized model)
Badge
[](https://publicai.io/model-index/m/ui-tars-2)