invoice for Claude Code

com.yaktool/invoice

Check invoice mandatory fields, validate a draft before issuing, and look up EN 16931 code lists.

client:Claude Code transport:stdio runtime:npm

Install invoice in Claude Code

run in your project directory

claude mcp add invoice -- npx -y yaktool-invoice-mcp

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