Comprehensive side-by-side LLM comparison
Claude Opus 4 leads with 34.1% higher average benchmark score. Claude Opus 4 supports multimodal inputs. Claude Opus 4 is available on 4 providers. Overall, Claude Opus 4 is the stronger choice for coding tasks.
Anthropic
Claude Opus 4 was developed as the flagship model in the Claude 4 generation, designed to push the boundaries of AI capability in complex reasoning, analysis, and multi-step problem-solving. Built to handle the most demanding enterprise tasks, it represents Anthropic's highest tier of intelligence and capability.
Alibaba Cloud / Qwen Team
Qwen 2.5 14B was developed as a mid-sized instruction-tuned model, designed to balance capability and efficiency for diverse language tasks. Built with 14 billion parameters, it provides strong performance for applications requiring reliable instruction-following without the resource demands of larger models.
8 months newer

Qwen2.5 14B Instruct
Alibaba Cloud / Qwen Team
2024-09-19

Claude Opus 4
Anthropic
2025-05-22
Context window and performance specifications
Average performance across 1 common benchmarks

Claude Opus 4

Qwen2.5 14B Instruct
Available providers and their performance metrics

Claude Opus 4
Anthropic
Bedrock
ZeroEval

Claude Opus 4

Qwen2.5 14B Instruct

Claude Opus 4

Qwen2.5 14B Instruct

Qwen2.5 14B Instruct