Welcome to the Chain.io documentation site. Here you will find information regarding our common specifications, our Open Connect API and our Embedded API using the links below.

If you need more information about Chain.io or our products, you can email us at info@chain.io or visit our website at https://chain.io.

Chain.io Standard Document Types
Information that supports our standard file specifications.

Here you will find detailed information about the common file specifications used in the Chain.io network and portal. These are listed in your flow setups as "Chain.io Standard Shipment JSON", "Chain.io Standard Event JSON", etc.

View Standard Specifications
Chain.io Open Connect
Documentation for building adapters for the Chain.io network.

Open Connect is our API that allows development teams to build self-hosted plugins that connect to the Chain.io network.

View Open Connect Documentation
Chain.io Embedded
Information and documentation about our Embedded API.

Embedded API is our original platform that allows real time querying of your customers' TMS systems from within your application.

View Embedded API Documentation

© 2025 Chain.io, Inc.