Claude 4.6 Opus vs Claude 3.7 Sonnet

Detailed comparison of capabilities, features, and performance.

Claude 4.6 Opus

Claude 4.6 Opus

Anthropic
VS
Claude 3.7 Sonnet

Claude 3.7 Sonnet

Anthropic
Feature Claude 4.6 Opus Claude 3.7 Sonnet
AI Lab Anthropic Anthropic
Context Size 1,000,000 tokens 128,000 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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