Comprehensive side-by-side LLM comparison
Claude Opus 4 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
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.
Microsoft
Phi-3.5 Vision was developed as a multimodal variant of Phi-3.5, designed to understand and reason about both images and text. Built to extend the Phi family's efficiency into vision-language tasks, it enables compact multimodal AI for practical applications.
9 months newer

Phi-3.5-vision-instruct
Microsoft
2024-08-23

Claude Opus 4
Anthropic
2025-05-22
Context window and performance specifications
Available providers and their performance metrics

Claude Opus 4
Anthropic
Bedrock
ZeroEval

Claude Opus 4

Phi-3.5-vision-instruct

Claude Opus 4

Phi-3.5-vision-instruct

Phi-3.5-vision-instruct