Dutyfinch for Claude Desktop
dev.workers.cybermax-tools.cybermax/dutyfinch
US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.
client:Claude Desktop
transport:streamable-http
tools:4
Install Dutyfinch in Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"dutyfinch": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://dutyfinch.cybermaxtools.com/mcp?via=mcp-registry"
]
}
}
}Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs