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Claude AI Claudeai Caching — practice questions

Explore 2 free Claudeai Caching questions in Claude AI Claudearchitect. Open each question or exercise to read its content, reference answers and available explanation.

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Claudeai Caching questions and exercises with answers

Showing questions 1–2 of 2.

Prompt caching saves tokens by:Read the answer and worked solution →Anthropic's prompt cache TTL is approximately:Read the answer and worked solution →

Worked practice questions

Prompt caching saves tokens by:

  1. Reusing a precomputed prefix on next call
  2. Compressing the prompt to fewer tokens
  3. Removing duplicate user words
  4. Switching to a smaller model
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Correct answer: A. Reusing a precomputed prefix on next call

Cached prefix tokens are precomputed and reused on subsequent calls within the cache window, cutting cost ~90% on hits.

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Anthropic's prompt cache TTL is approximately:

  1. 30 seconds
  2. 5 minutes
  3. 1 hour
  4. Indefinite
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Correct answer: B. 5 minutes

The cache prefix lives roughly 5 minutes after the last hit. Anything beyond falls out and must be recomputed.

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How to practise

  1. Choose a Claudeai Caching question and try to work out your answer.
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More Claudearchitect topics

AI BasicsClaudeai PromptingClaudeai Long ContextClaudeai McpClaudeai Model PickingClaudeai RagClaudeai AgentsClaudeai Code