Claude 4 Opus vs o3-mini

Detailed comparison of capabilities, features, and performance.

Feature
Claude 4 Opus
o3-mini
Model Image
Claude 4 Opus
o3-mini
AI Lab
Anthropic
OpenAI
Context Size
200,000 tokens
200,000 tokens
Max Output Size
64,000 tokens
100,000 tokens
Frontier Model
Yes
Yes
Vision Support
Yes
No
Description
The latest Opus 4 model from Anthropic
o3-mini is a fast cost-efficient reasoning model tailored to coding math and science use cases

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