o3-mini vs Claude Opus 4
Claude Opus 4 supports vision. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Detailed Comparison
Specification
o3-mini
Claude Opus 4
Provider
GitHub Copilot
GitHub Copilot
Context Window
128K tokens
80K tokens
Max Output Tokens
66K tokens
16K tokens
Release Date
Dec 2024
May 2025
Capabilities
Capability
o3-mini
Claude Opus 4
Text Generation
Advanced Reasoning
Vision
File Attachments
Which Model Should You Choose?
Choose o3-mini if:
- • You need a larger context window