Claude 4.5 Haiku vs Claude 3.7 Sonnet

Detailed comparison of capabilities, features, and performance.

Claude 4.5 Haiku

Claude 4.5 Haiku

Anthropic
VS
Claude 3.7 Sonnet

Claude 3.7 Sonnet

Anthropic
Feature Claude 4.5 Haiku Claude 3.7 Sonnet
AI Lab Anthropic Anthropic
Context Size 200,000 tokens 128,000 tokens
Max Output Size 64,000 tokens 64,000 tokens
Frontier Model No Yes
Vision Support Yes Yes
Description The latest Claude 4.5 Haiku model from Anthropic with a 1M token context window. The latest Sonnet 3.7 model from Anthropic

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