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AI model · ByteDance

UI-TARS 7B

UI-TARS-1.5 is a multimodal vision-language agent optimized for GUI-based environments, including desktop interfaces, web browsers, mobile systems, and games. Built by ByteDance, it builds upon the UI-TARS framework with reinforcement...

The figures

Made by
ByteDance
Model ID
bytedance/ui-tars-1.5-7b
Input
$0.1 per million tokens
Output
$0.2 per million tokens
Context window
128K tokens
Longest answer
2K tokens
Takes in
image, text
Gives back
text
Reasoning
No
Tool calling
No
Reads images
Yes
Open weights
Yes
Released
22 Jul 2025

Read on 3 Oct 2026.