API¶

RESTful APIs for product management, barcode generation, resolver configuration, and traceability events.

Overview¶

GTIN1 provides a comprehensive API for integrating Digital Link capabilities into your systems. The API follows RESTful conventions and returns JSON responses with OpenAPI documentation.

API Modules¶

Catalog API¶

Manage your product catalog programmatically:

Create, update, and retrieve trade items
Manage brands and organizations
Create lots and serial numbers
Upload product images
Bulk import and export

EPCIS 2.0 API¶

Capture and query supply chain events:

Submit EPCIS 2.0 events in JSON-LD format
Query events by trade item, lot, or serial
Support for ObjectEvent, AggregationEvent, TransactionEvent, and TransformationEvent

Resolver API¶

Configure Digital Link resolution:

Manage link entries and destinations
Set link types, languages, and contexts
Query the linkset for any identifier

Barcode Generation API¶

Generate barcodes programmatically:

Single barcode generation with format selection
Batch generation with async processing
SVG, PNG, and PDF output formats

Authentication¶

API requests are authenticated using API keys. Each organization can generate multiple API keys with configurable permissions and rate limits.

Rate Limits¶

API rate limits depend on your plan tier:

Tier	Rate Limit
Free	100 requests/hour
Business	10,000 requests/hour
Enterprise	Custom

Interactive Documentation¶

API documentation with interactive request builders is available at: