io.github.mrfentmen/usps-mcp·Commerce

usps-mcp

USPS shipping, tracking, address validation, and label creation.

Stars
—
Version
1.0.0
License
—
Review
Passed
Source npm
Registry update
Oct 17, 2026

Connect

npm
Terminal
$claude mcp add usps-mcp \  -e USPS_API_KEY=<usps-api-key> \  -e USPS_USERNAME=<usps-username> \  -e USPS_PASSWORD=<usps-password> \  -e USPS_API_URL=<usps-api-url> \  -- npx -y [email protected]

Environment variables

  • USPS_API_KEYsecret

    USPS API key

  • USPS_USERNAME

    USPS username for basic auth

  • USPS_PASSWORDsecret

    USPS password for basic auth

  • USPS_API_URL

    USPS API base URL (default: https://api.usps.com)

Security review

Review passed

Reviewed 3m ago.

metadata
scanned
packages
1 checked

No findings.

Tools

This server runs on your machine, so its tool list is not fetched before install — the README below describes what it offers.

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