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GPT-5.1 Codex vs UI-TARS-2
Comprehensive side-by-side LLM comparison
UI-TARS-2 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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OpenAI
GPT-5.1 Codex, released by OpenAI in November 2025, is a coding-specialized model from the GPT-5.1 family engineered for software engineering tasks including code generation, multi-file editing, and agentic development. It targets developers and automated coding pipelines requiring a GPT-5.1-generation model tuned for programming.
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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.
1 month newer
UI-TARS-2
ByteDance
2025-09-04
GPT-5.1 Codex
OpenAI
2025-11
Provider Availability & Performance
Available providers and their performance metrics
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GPT-5.1 Codex
0 providers
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UI-TARS-2
0 providers
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GPT-5.1 Codex
Avg Score:0.0%
Providers:0
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UI-TARS-2
Avg Score:0.0%
Providers:0