Key Takeaways
UI-TARS 7B wins:
- Cheaper input tokens
- Cheaper output tokens
- Larger context window
- Supports vision
DeepSeek V3.1 wins:
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Has reasoning mode
- Supports tool calls
Price Advantage
UI-TARS 7B
Benchmark Advantage
DeepSeek V3.1
Context Window
UI-TARS 7B
Speed
DeepSeek V3.1
Pricing Comparison
Benchmark Comparison
Context & Performance
Capabilities
Feature Comparison
| Feature | UI-TARS 7B | DeepSeek V3.1 |
|---|---|---|
Vision (Image Input) | ||
Tool/Function Calls | ||
Reasoning Mode | ||
Audio Input | ||
Audio Output | ||
PDF Input | ||
Prompt Caching | ||
Web Search |
License & Release
| Property | UI-TARS 7B | DeepSeek V3.1 |
|---|---|---|
| License | Open Source | Open Source |
| Author | Bytedance | Deepseek |
| Released | Jul 2025 | Aug 2025 |
UI-TARS 7B Modalities
Input
imagetext
Output
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DeepSeek V3.1 Modalities
Input
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Output
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