Install io Datadef in Claude Code
claude mcp add --transport http io-datadef https://datadef.io/mcp{
"mcpServers": {
"io-datadef": {
"url": "https://datadef.io/mcp"
}
}
}Frequently asked questions
What does the io Datadef MCP server do?
Generate, edit, and export data-architecture diagrams from your AI. Column lineage, PNG in chat.
Is the io Datadef MCP server free?
The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.
Does io Datadef run locally or remotely?
Remote. Hosted by the provider. You connect with a URL, nothing to install.
How do I add io Datadef to Claude Code?
Run: claude mcp add --transport http io-datadef https://datadef.io/mcp
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