Mailbuttons (mbag.ai) for Grok
com.mailbuttons/mcp-server
Governed email for AI agents (Mailbuttons / mbag.ai): sandbox inboxes, policy gate, audit log.
client:Grok
transport:streamable-http
runtime:npm
Install Mailbuttons (mbag.ai) in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"mcp-server": {
"type": "http",
"url": "https://mailbuttons.com/api/v1/mcp/rpc"
}
}
}Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs