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mcp/harbor
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How To Calculate An Invoice MCP

v1.0.0

com.howtocalculateaninvoice.www/invoicing

Cross-border B2B invoice VAT/GST classification, compliant totals, and Art. 226 invoice PDFs.

transport:streamable-http

Target client

run in your project directory 

claude mcp add --transport http invoicing https://api.howtocalculateaninvoice.com/mcp

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

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.