Connect-MCP

Shipping Rates & Postage Calculator

com.onlineshippingcalculator/shipping-rates · v1.0.0

Live USPS, UPS & FedEx shipping rates plus USPS postage and stamp prices. Free, no API key.

MCPremoteno credentialsTransportMaps & location

Reported outcomes

No reports yet.

Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 2 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

B 88/100

What it does: 2 tools · 2 read, 0 write · Developer tools, Maps & location

No tool could be tested safely. Only read-only tools that need no input are called.

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +10
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +10
  • Read/write annotations: +5
  • Safe test call: +8
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://onlineshippingcalculator.com/api/mcp

Tools

2 tools listed at 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 through shipping software
  • 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-independent (same anywhere in t

Badge

Connect-MCP badge for com.onlineshippingcalculator/shipping-rates

Markdown for your README
[![Connect-MCP](https://clawy.uk/mcp/badge/com.onlineshippingcalculator/shipping-rates.svg)](https://clawy.uk/mcp/s/com.onlineshippingcalculator/shipping-rates)

Website