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mcp/harbor
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Courio (sendcourio.com) MCP

v1.0.1 changelog · 2

si.courio/courio

Courio (sendcourio.com): mail real paper letters (standard, registered) worldwide. No account.

transport:streamable-http tools:5
Website

Target client

run in your project directory 

claude mcp add --transport http courio https://api.sendcourio.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

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

get_coverage Read-only

get coverage

quote_letter

quote letter

send_letter Mutating

send letter

get_letter_status Read-only

get letter status

send_feedback Mutating

send feedback

All 5 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.