o3-pro vs Claude 4 Sonnet
Detailed comparison of capabilities, features, and performance.
Feature
o3-pro
Claude 4 Sonnet
Model Image
AI Lab
OpenAI
Anthropic
Context Size
200,000 tokens
200,000 tokens
Max Output Size
100,000 tokens
64,000 tokens
Frontier Model
Yes
Yes
Vision Support
No
Yes
Description
o3-pro a version of o3 that uses more compute to think harder and provide reliable answers to challenging problems.
The latest Sonnet 4 model from Anthropic
Learn more about o3-pro
View detailed specifications and capabilities
View model details →Learn more about Claude 4 Sonnet
View detailed specifications and capabilities
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