GPT-5 vs Claude 3.5 Sonnet
Detailed comparison of capabilities, features, and performance.
Feature
GPT-5
Claude 3.5 Sonnet
Model Image
AI Lab
OpenAI
Anthropic
Context Size
272,000 tokens
204,800 tokens
Max Output Size
128,000 tokens
8,192 tokens
Frontier Model
Yes
Yes
Vision Support
Yes
Yes
Description
OpenAI's flagship model for coding, reasoning, and agentic tasks across domains.
The latest Sonnet 3.5 model from Anthropic
Learn more about GPT-5
View detailed specifications and capabilities
View model details →Learn more about Claude 3.5 Sonnet
View detailed specifications and capabilities
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