Cracked AI Engineering

o4-mini (Preview) vs Claude Opus 4

Claude Opus 4 supports vision. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

o4-mini (Preview)

GitHub Copilot

128K tokens context • Pricing not available

View full specifications →

Claude Opus 4

GitHub Copilot

80K tokens context • Pricing not available

View full specifications →

Detailed Comparison

Specification
o4-mini (Preview)
Claude Opus 4
Provider
GitHub Copilot
GitHub Copilot
Context Window
128K tokens
80K tokens
Max Output Tokens
66K tokens
16K tokens
Release Date
Apr 2025
May 2025

Capabilities

Capability
o4-mini (Preview)
Claude Opus 4
Text Generation
Advanced Reasoning
Vision
File Attachments

Which Model Should You Choose?

Choose o4-mini (Preview) if:

  • • You need a larger context window

Choose Claude Opus 4 if: