OpenAI o3 vs Grok 3
OpenAI o3 offers 200K tokens context vs 128K tokens, OpenAI o3 supports vision. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Detailed Comparison
Specification
OpenAI o3
Grok 3
Provider
GitHub Models
GitHub Models
Context Window
200K tokens
128K tokens
Max Output Tokens
100K tokens
8K tokens
Input Pricing (per 1M tokens)
Free
Free
Output Pricing (per 1M tokens)
Free
Free
Release Date
Jan 2025
Dec 2024
Capabilities
Capability
OpenAI o3
Grok 3
Text Generation
Vision
Advanced Reasoning
Function Calling
Which Model Should You Choose?
Choose OpenAI o3 if:
- • You need a larger context window