o3 vs Claude 3.7 Sonnet (high output)

Detailed comparison of capabilities, features, and performance.

o3

o3

OpenAI
VS
Claude 3.7 Sonnet (high output)

Claude 3.7 Sonnet (high output)

Anthropic
Feature o3 Claude 3.7 Sonnet (high output)
AI Lab OpenAI Anthropic
Context Size 200,000 tokens 204,800 tokens
Max Output Size 100,000 tokens 128,000 tokens
Frontier Model Yes Yes
Vision Support Yes Yes
Description o3 is powerful across all domains. It excels at Math, Science, Coding and Visual Reasoning tasks. Best for multi-step problems, not everyday. The latest Sonnet 3.7 model from Anthropic

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