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Claude 3.5 Sonnet vs UI-TARS-2
Comprehensive side-by-side LLM comparison
Claude 3.5 Sonnet is available on 3 providers. Both models have their strengths depending on your specific coding needs.
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Anthropic
Claude 3.5 Sonnet, updated by Anthropic in October 2024 (originally released June 2024), is a large language model from the Claude 3.5 family that delivered strong performance in coding, reasoning, and instruction-following at its release. It supports a 200K token context window, 8K maximum output tokens, and native image understanding including screenshot analysis and document comprehension. Claude 3.5 Sonnet targets general-purpose development tasks, document analysis, and applications requiring reliable instruction following with visual input support.
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ByteDance
UI-TARS-2, released by ByteDance in September 2025, is a major generational upgrade of the UI-TARS family of GUI interaction models, with enhanced capabilities across computer control, game environments, code generation, and tool use. It targets agentic workflows requiring robust multimodal understanding of graphical interfaces across diverse application domains.
10 months newer
Claude 3.5 Sonnet
Anthropic
2024-10-22
UI-TARS-2
ByteDance
2025-09-04
Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
Claude 3.5 Sonnet
2024-04
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3.5 Sonnet
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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UI-TARS-2
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Claude 3.5 Sonnet
Avg Score:0.0%
Providers:3
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UI-TARS-2
Avg Score:0.0%
Providers:0