Claude 4.6 Opus vs Claude 3.7 Sonnet (thinking)

Detailed comparison of capabilities, features, and performance.

Claude 4.6 Opus

Claude 4.6 Opus

Anthropic
VS
Claude 3.7 Sonnet (thinking)

Claude 3.7 Sonnet (thinking)

Anthropic
Feature Claude 4.6 Opus Claude 3.7 Sonnet (thinking)
AI Lab Anthropic Anthropic
Context Size 1,000,000 tokens 204,800 tokens
Max Output Size 125,000 tokens 64,000 tokens
Frontier Model Yes Yes
Vision Support Yes Yes
Description The latest Opus 4.6 model from Anthropic The latest Sonnet 3.7 model from Anthropic

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