Claude 3.5 Haiku vs Claude 4.5 Sonnet (thinking)
Detailed comparison of capabilities, features, and performance.
Feature
Claude 3.5 Haiku
Claude 4.5 Sonnet (thinking)
Model Image
AI Lab
Anthropic
Anthropic
Context Size
204,800 tokens
1,000,000 tokens
Max Output Size
4,096 tokens
64,000 tokens
Frontier Model
No
Yes
Vision Support
No
Yes
Description
The latest Haiku 3.5 model from Anthropic
The latest Claude 4.5 Sonnet model from Anthropic with maximum reasoning enabled, 200k reasoning tokens in 1M context.
Learn more about Claude 3.5 Haiku
View detailed specifications and capabilities
View model details →Learn more about Claude 4.5 Sonnet (thinking)
View detailed specifications and capabilities
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