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notecardHQ

Official registry AI and agents

Send real handwritten cards from an agent: a robot writes each with a real pen, then it is mailed.

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http notecardhq 'https://app.notecardhq.com/api/mcp' --header 'Authorization: <Bearer <notecardHQ API key>. Test keys (mos_test_...) never write, mail or bill a card.>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "notecardhq": {
            "type": "http",
            "url": "https://app.notecardhq.com/api/mcp",
            "headers": {
                "Authorization": "<Bearer <notecardHQ API key>. Test keys (mos_test_...) never write, mail or bill a card.>"
            }
        }
    }
}

Frequently asked questions

What is notecardHQ?

Send real handwritten cards from an agent: a robot writes each with a real pen, then it is mailed.

How do I install notecardHQ?

It runs as a remote server. In Claude Code: claude mcp add --transport http notecardhq 'https://app.notecardhq.com/api/mcp' --header 'Authorization: <Bearer <notecardHQ API key>. Test keys (mos_test_...) never write, mail or bill a card.>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does notecardHQ need an API key?

Yes. It expects Authorization, which you set in its configuration.

Who maintains notecardHQ?

It is published by com.notecardhq. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.