InkVoice — XRechnung & E-Invoicing for Claude Code

net.inkvoice/inkvoice

XRechnung and ZUGFeRD e-invoicing (EN 16931): create, validate, check Leitweg-IDs, German VAT.

client:Claude Code transport:streamable-http tools:5

Install InkVoice — XRechnung & E-Invoicing in Claude Code

run in your project directory

claude mcp add --transport http inkvoice https://api.inkvoice.net/mcp

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