Cairo Contract Class ABI

Overview

Explain what the contract class ABI contains and how entry points are represented and called.

Quick Use

• Read references/contract-class-abi.md before answering.
• Distinguish ABI JSON (off-chain) from dispatcher patterns (on-chain).
• Include selector and entry point type when explaining invocation.

Response Checklist

• Identify the entry point type: external, view, constructor, or L1 handler.
• Mention selectors are computed from function names.
• Explain calldata serialization per ABI when asked about argument encoding.

Example Requests

• "What does the contract ABI include?"
• "How is an entry point selector computed?"
• "How do I encode arguments for a contract call?"