Freight Glossary
EDI (Electronic Data Interchange)
Electronic Data Interchange is a legacy system for exchanging structured business documents between trading partners using standardized X12 transaction sets. In freight, the most common EDI documents include the 204 (load tender), 210 (freight invoice), 214 (shipment status), and 990 (response to load tender). EDI transmissions typically flow through value-added networks (VANs) that act as intermediaries, adding cost and latency to every transaction.
Why it matters
EDI has been the backbone of freight communication since the 1980s, and many large shippers and carriers still require it for load tendering and invoicing. However, EDI is batch-oriented, expensive to implement, and brittle when document formats change. A single EDI integration can cost $10K to $50K to set up and requires ongoing maintenance as trading partners update their specifications. The format itself is rigid, making it difficult to add new data fields or support real-time workflows.
When to use it
Use EDI when your trading partners require it and there is no API alternative available. Many legacy carriers and large retailers still mandate EDI for load tendering and freight payment. However, evaluate whether an API-first approach can replace EDI workflows for new carrier relationships and internal systems. The decision point is clear: if you are building a new integration from scratch, an API will be faster to implement, cheaper to maintain, and more capable.
How Warp thinks about it
Warp replaces EDI with a modern REST API that delivers structured JSON responses in real time. Instead of batch-processing 214 status messages hours after the fact, Warp pushes webhook events the moment a scan happens. The API covers quoting, booking, tracking, and invoicing in a single integration that takes days to implement, not months. For shippers still running EDI with other carriers, Warp can coexist alongside legacy integrations.