Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 leads with 18.2% higher average benchmark score. Claude Sonnet 4.5 supports multimodal inputs. Claude Sonnet 4.5 is available on 2 providers. Overall, Claude Sonnet 4.5 is the stronger choice for coding tasks.
Anthropic
Claude Sonnet 4.5 was developed to bridge human thinking and machine assistance, allowing people to work with language and tools in a more conversational and natural way. Built with a focus on turning ideas into results, it represents an evolution in making AI feel less mechanical while maintaining strong capabilities across reasoning, coding, and collaborative tasks.
Alibaba Cloud / Qwen Team
QwQ 32B was developed as a reasoning-focused model, designed to emphasize analytical thinking and problem-solving capabilities. Built with 32 billion parameters optimized for step-by-step reasoning, it demonstrates Qwen's exploration into models that prioritize deliberate analytical processing.
6 months newer

QwQ-32B
Alibaba Cloud / Qwen Team
2025-03-05

Claude Sonnet 4.5
Anthropic
2025-09-29
Context window and performance specifications
Average performance across 1 common benchmarks

Claude Sonnet 4.5

QwQ-32B
QwQ-32B
2024-11-28
Claude Sonnet 4.5
2025-01-31
Available providers and their performance metrics

Claude Sonnet 4.5
Anthropic
ZeroEval


Claude Sonnet 4.5

QwQ-32B

Claude Sonnet 4.5

QwQ-32B
QwQ-32B