etherscan mcp for Claude Code

io.github.mrfentmen/etherscan-mcp

Query the Etherscan v2 API: ETH balance, transactions, ERC-20 transfers.

client:Claude Code transport:stdio runtime:npm

Install etherscan mcp in Claude Code

run in your project directory

claude mcp add etherscan-mcp -- npx -y @mrfentmen/etherscan-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs