Shipping Rates & Postage Calculator

Connect Remote server

claude mcp add --transport http shipping-rates https://onlineshippingcalculator.com/api/mcp

{
  "mcpServers": {
    "shipping-rates": {
      "url": "https://onlineshippingcalculator.com/api/mcp"
    }
  }
}

{
  "servers": {
    "shipping-rates": {
      "type": "http",
      "url": "https://onlineshippingcalculator.com/api/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://onlineshippingcalculator.com/api/mcp

Tools 2 found in our last check

• get_shipping_rates

  Get live USPS, UPS, and FedEx shipping rates for a package from a US ZIP code to a US or international destination. Returns carrier, service, price in USD, and estimated transit days, sorted cheapest first. IMPORTANT: these are discounted rates for postage purchased online throu…

• get_postage_price

  Get the current USPS First-Class postage price for a letter, large envelope (flat), or postcard mailed within the US — including how many Forever stamps to put on it and an exact combination of stamp denominations that covers the postage with no waste. Prices are zone-independen…

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