Dutyfinch MCP Server
dev.workers.cybermax-tools.cybermax/dutyfinchv1.1.0
US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.
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Active2d ago
Install Dutyfinch MCP server
Install in Claude Code
claude mcp add --transport http dutyfinch https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registryInstall in Cursor
{
"mcpServers": {
"dutyfinch": {
"url": "https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry"
}
}
}Install in Claude Desktop
{
"mcpServers": {
"dutyfinch": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry"
]
}
}
}Or add it as a custom connector under Settings → Connectors. The config above bridges via mcp-remote.
Install in VS Code
{
"servers": {
"dutyfinch": {
"type": "http",
"url": "https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry"
}
}
}Install in Windsurf
{
"mcpServers": {
"dutyfinch": {
"serverUrl": "https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry"
}
}
}Remote endpoints
- streamable-http
https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry - streamable-http
https://dutyfinch.cybermaxtools.com/mcp?via=mcp-registry
Freshness
Active — last maintenance signal 2d ago. The newest of the signals below sets the band.
Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-08 · 2d ago · official registry · v1.1.0
FAQ
›How do I install the Dutyfinch MCP server in Claude Code?
Run: claude mcp add --transport http dutyfinch https://dutyfinch.cybermax-tools.workers.dev/mcp?via=mcp-registry. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Dutyfinch require an API key?
No required environment variables are declared in its published metadata.
›Can I use Dutyfinch as a remote (hosted) MCP server?
Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.
›Is Dutyfinch in the official MCP registry?
Yes, as dev.workers.cybermax-tools.cybermax/dutyfinch.