Claude 4 Opus vs GPT-5

Detailed comparison of capabilities, features, and performance.

Feature
Claude 4 Opus
GPT-5
Model Image
Claude 4 Opus
GPT-5
AI Lab
Anthropic
OpenAI
Context Size
200,000 tokens
272,000 tokens
Max Output Size
64,000 tokens
128,000 tokens
Frontier Model
Yes
Yes
Vision Support
Yes
Yes
Description
The latest Opus 4 model from Anthropic
OpenAI's flagship model for coding, reasoning, and agentic tasks across domains.

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