Claude 3.7 Sonnet (thinking) vs GPT-4.5

Detailed comparison of capabilities, features, and performance.

Feature
Claude 3.7 Sonnet (thinking)
GPT-4.5
Model Image
Claude 3.7 Sonnet (thinking)
GPT-4.5
AI Lab
Anthropic
OpenAI
Context Size
204,800 tokens
128,000 tokens
Max Output Size
128,000 tokens
2,000 tokens
Frontier Model
No
No
Vision Support
Yes
Yes
Description
The latest Sonnet 3.7 model from Anthropic
OpenAI's latest model with enhanced capabilities across text, vision and audio

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