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Pinocchio · hard

57. Pinocchio: Real-World Use Case (High-Performance AMM Vault)

Building an ultra-lean vault.

1 min read2 questionsup to 50 XPtopic 57/100

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An AMM or vault written in Pinocchio processes swaps and deposits in under 3,000 CUs, enabling dense transaction packing per Solana block.

How to study this topic

  1. 1. Read the explanation once end to end, skipping the code.
  2. 2. Re-read the code snippets and say out loud what each line does.
  3. 3. Answer the quiz without scrolling back — that is the real check.
  4. 4. Read every explanation, even for the answers you got right.

Scoring

  • · Up to 30 XP from quiz accuracy.
  • · +15 XP for a perfect first attempt.
  • · +5 XP while a 3-day streak is running.
  • · 75% or higher marks the topic complete.

Check your understanding

  1. 1. Why is CU optimization critical for Solana DEX liquidators and arbitrageurs?

  2. 2. What is the primary constraint when writing complex DeFi math in Pinocchio?

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