DutyCite for Grok
com.dutycite/dutycite
US import duty calculator MCP with cited rates. Free hts_search and hts_lookup; paid calculate_duty.
client:Grok
transport:streamable-http
tools:3
Install DutyCite in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"dutycite": {
"type": "http",
"url": "https://dutycite.com/mcp"
}
}
}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