Claude 4 Opus (thinking) vs GPT-4o
Detailed comparison of capabilities, features, and performance.
Feature
Claude 4 Opus (thinking)
GPT-4o
Model Image
AI Lab
Anthropic
OpenAI
Context Size
200,000 tokens
128,000 tokens
Max Output Size
64,000 tokens
4,096 tokens
Frontier Model
Yes
No
Vision Support
Yes
Yes
Description
The latest Opus 4 model from Anthropic with high thinking mode
The Omni model from OpenAI that reasons across audio vision and text
Learn more about Claude 4 Opus (thinking)
View detailed specifications and capabilities
View model details →Learn more about GPT-4o
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