Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 is available on 2 providers. Both models have their strengths depending on your specific coding needs.
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
QVQ-72B Preview was introduced as an experimental visual question answering model, designed to combine vision and language understanding for complex reasoning tasks. Built to demonstrate advanced multimodal reasoning capabilities, it represents Qwen's exploration into models that can analyze and reason about visual information.
9 months newer

QvQ-72B-Preview
Alibaba Cloud / Qwen Team
2024-12-25

Claude Sonnet 4.5
Anthropic
2025-09-29
Context window and performance specifications
Claude Sonnet 4.5
2025-01-31
Available providers and their performance metrics

Claude Sonnet 4.5
Anthropic
ZeroEval


Claude Sonnet 4.5

QvQ-72B-Preview

Claude Sonnet 4.5

QvQ-72B-Preview
QvQ-72B-Preview