Developer API

The Shipping API forModern Developers

Create shipments, track packages, verify addresses, and insure deliveries across USPS, UPS, FedEx, DHL, and 100+ carriers. One API. Every carrier.

Get API Keys View Documentation

curl https://shipyu.com/api/v1/shipments \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "from": {
      "name": "Sender",
      "street1": "123 Main St",
      "city": "Austin",
      "state": "TX",
      "zip": "78701"
    },
    "to": {
      "name": "Recipient",
      "street1": "456 Oak Ave",
      "city": "Denver",
      "state": "CO",
      "zip": "80202"
    },
    "parcel": {
      "length": 10,
      "width": 8,
      "height": 4,
      "weight": 16
    }
  }'

Everything you need to ship

A complete shipping API with multi-carrier support, insurance, tracking, and AI-powered intelligence.

Multi-Carrier Shipping

USPS, UPS, FedEx, DHL, and 100+ carriers through a single unified API.

Shipping Insurance

Protect any shipment up to $5,000 with instant coverage and easy claims.

Real-Time Tracking

Webhooks and polling for live shipment updates across all carriers.

Address Verification

Validate and standardize addresses before shipping to reduce errors.

Rate Shopping

Compare rates across carriers in real-time to find the best price.

AI Intelligence

Smart carrier recommendations powered by Shipyu Intelligence.

Get started in minutes

No complex setup required. Sign up, get your API keys, and start shipping.

Create your account

Get your API keys

Access the Developer Console to generate test and live API keys.

Make your first call

Create a shipment in minutes using our REST API or code examples.

Authentication

All API requests require a Bearer token. Get your API keys from the Developer Console after signing up.

API Key Formats

sk_shipyu_test_*Test keys for development and testing. No real shipments created.

sk_shipyu_live_*Live keys for production. Creates real shipments and labels.

Example Request

Authorization: Bearer sk_shipyu_live_your_api_key

Ready to integrate?

Get started free. No credit card required. Build your shipping integration today.

Get Started Free View Full Documentation