Logic Puzzle
Claude Haiku 4.5's response to the 'Logic Puzzle' challenge.
Claude Haiku 4.5
October 15, 2025
Text
?Prompt
Sally (a girl) has 3 brothers. Each brother has 2 sisters. How many sisters does Sally have?
Response
Solution
Sally has 1 sister.
Here's why:
- Sally has 3 brothers
- Each brother has 2 sisters
- Those 2 sisters are Sally and her 1 sister
- Therefore, Sally has 1 sister (not 3)
About Claude Haiku 4.5
Capabilities
ConversationReasoningCode GenerationAnalysisTool Use
Categories
TextCodeMultimodal
Specifications
- Provider
- Anthropic
- Released
- 2025-10-15
- Size
- LARGE
- Context
- 200,000 tokens