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io.datadef/mcp

Official registry AI and agents

Generate, edit, and export data-architecture diagrams from your AI. Column lineage, PNG in chat.

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 io-datadef-mcp 'https://datadef.io/mcp' --header 'Authorization: <Bearer dd_live_... API key — create one at https://datadef.io/settings/mcp (7-day free trial includes MCP)>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "io-datadef-mcp": {
            "type": "http",
            "url": "https://datadef.io/mcp",
            "headers": {
                "Authorization": "<Bearer dd_live_... API key — create one at https://datadef.io/settings/mcp (7-day free trial includes MCP)>"
            }
        }
    }
}

Frequently asked questions

What is io.datadef/mcp?

Generate, edit, and export data-architecture diagrams from your AI. Column lineage, PNG in chat.

How do I install io.datadef/mcp?

It runs as a remote server. In Claude Code: claude mcp add --transport http io-datadef-mcp 'https://datadef.io/mcp' --header 'Authorization: <Bearer dd_live_... API key — create one at https://datadef.io/settings/mcp (7-day free trial includes MCP)>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does io.datadef/mcp need an API key?

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

Who maintains io.datadef/mcp?

It is published by io.datadef. 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.