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Claude Haiku 4.5 vs UI-TARS-2
Comprehensive side-by-side LLM comparison
Claude Haiku 4.5 is available on 3 providers. Both models have their strengths depending on your specific coding needs.
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Anthropic
Claude Haiku 4.5, released by Anthropic in October 2025, is a fast, efficient large language model from the Claude 4.5 family optimized for high-throughput, low-latency workloads. It features a 200K token context window, 64K maximum output tokens, native image understanding, and extended thinking capabilities. Haiku 4.5 targets latency-sensitive applications such as real-time assistants, document classification, and lightweight agentic tasks where rapid response times are a primary requirement.
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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.
27 days newer
UI-TARS-2
ByteDance
2025-09-04
Claude Haiku 4.5
Anthropic
2025-10-01
Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
Claude Haiku 4.5
2025-02
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 Haiku 4.5
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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UI-TARS-2
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Claude Haiku 4.5
Avg Score:0.0%
Providers:3
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UI-TARS-2
Avg Score:0.0%
Providers:0