Shipping Optimization API: SmartRate

SmartRate is our patented shipment-level optimization API. You can leverage SmartRate to save money, ship faster, or both! Contact us today to learn more about SmartRate or read our documentation and guide to get started.


potential savings per shipment optimized with the API


of shipments could have arrived on time with a cheaper service level


of shipments return information from the API


minutes or less to implement the API into production

Tailored for your specific needs

Built for better shipping

Our SmartRate API enhances our Shipping API to improve our customers’ shipping strategy.

Flexible solutions

The SmartRate API is highly customizable and can be built to solve your unique problems.

Dedicated support

Our Solutions Engineering team can consult on optimal implementations and help you get started.

Better shipping in just three steps

Integrate the API

Implement our SmartRate API using our documentation here.

Call SmartRate

Call the SmartRate API for any given shipment you want to optimize.

Save money and ship faster

Select a cheaper service level that will arrive on-time.

The easiest multi-carrier shipping API on the market

Unlock access to a massive carrier network and awesome rate comparison tools with EasyPost.

Getting started with SmartRate is fast and easy!

Take a look at our documentation or guide and start building with one of our helper libraries (Python, PHP, Ruby, Node.js and more). Implementing the SmartRate API can be done in just a few minutes, and you can reach out to our experienced Customer Support Teamopens in new tab with any questions you have along the way.

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