• LOGIC
  • INTERFACE
  • INTEGRITY
  • HUMAN

How to analyze smart contract logic with your AI

Connect Etherscan to your AI client to pull live contract data. Once connected, your agent can read code and explain how a protocol works.

Ask AI about this page

Short answer

How can I use AI to understand a smart contract?

Your AI uses Etherscan to fetch the contract's source code and ABI. This lets your agent walk through function logic and map out protocol interactions. You get a clear view of the contract's structure and intent.

Analysis outcomes

What your analysis produces

The AI turns raw blockchain data into actionable insights.

LOGIC

Code explanations

The AI reads the source code to explain function behavior. You get a plain English breakdown of the contract's internal logic.

INTERFACE

Function mapping

By pulling the ABI, your agent identifies all valid inputs and outputs. This shows you exactly how to interact with the contract.

INTEGRITY

Verification checks

The AI compares the source code against the on-chain bytecode. You can confirm the code you see is actually what is deployed.

HUMAN

Manual review

The AI flags complex logic or potential issues for you to check. You remain responsible for the final security audit.

The workflow

What your AI does when the contract address arrives.

The agent moves from a contract address to a full logic map.

  1. Fetch source

    The agent pulls the human-readable Solidity code from the explorer.

    get_source_code

  2. Get ABI

    Your AI retrieves the application binary interface to understand the contract's external functions.

    get_abi

  3. Verify code

    The agent checks that the source code matches the bytecode on the network.

    verify_source_code

  4. Interpret logic

    Using the code and ABI, the AI explains the protocol's purpose and mechanics.

    get_source_codeget_abi

Try it

Copy these to start.

Use these prompts to begin your analysis.

Starting points

Swap the placeholder addresses for the specific contract addresses you want to inspect.

Etherscan Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_GgbqIUEwTkBGL2VRWDJSeJ8YqzmAM0hbJRWkisTL/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — Etherscan capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "etherscan-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_GgbqIUEwTkBGL2VRWDJSeJ8YqzmAM0hbJRWkisTL/mcp"
    }
  }
}
Copy into chat04

  • Pull the source code for 0x123... and explain the logic of the mint function.

  • Get the ABI for 0xabc... and list all functions that change the contract state.

  • Verify the source code for 0x789... and tell me if it matches the bytecode.

  • Read the source code for 0xdef... and explain how the ownership works.

  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Start here

Connect Etherscan once, then ask.

One connection gives your AI access to Etherscan tools. Your credentials stay encrypted on our side.

Connect Etherscan to your AI

FAQ

How this task behaves

  • 01

    Can the AI execute transactions?

    No. The AI can only read source code, ABIs, and verification data. It cannot send transactions or move funds.

  • 02

    Can the AI fix bugs in the code?

    No. The AI can identify logic issues, but it cannot modify the contract on the blockchain.

  • 03

    Does the AI need an API key?

    No. Vinkius manages the connection, so you don't need to provide an Etherscan API key to your AI client.

  • 04

    Can it analyze unverified contracts?

    No. If the source code isn't verified on Etherscan, the AI cannot pull the readable code to analyze it.

  • 05

    Can the AI access my wallet?

    No. This MCP only reads public data from Etherscan. It has no access to your private keys or wallet.

  • More questions about Etherscan? See everything the Etherscan Connector can do

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