Litmus API PortalAPI hub for industrial data

Full REST and GraphQL API reference for Litmus Edge, Litmus Edge Manager, and Litmus Unify, covering DeviceHub, DataHub, Digital Twins, Flows Manager, Analytics, Companies, Edge Lifecycle Management, and UNS. Built for both engineers and AI agents.

Browse API Docs AI agents

Ways to access

Pick the surface that fits how you work, from an interactive browser to agent-ready manifests.

Product API documentation

Readable reference pages for each product, plus workflow guides and changelogs. Skim in the browser or share a direct link.

Explore the APIs

Endpoints grouped by Litmus product and version, 1,958 in total.

Litmus Edge 4.0.x

871 endpoints

Dashboard DeviceHub Digital Twins DataHub Flows Manager Analytics Applications Integration OPC UA System View in API collection

Litmus Edge Manager 2.31.x

304 endpoints

Companies Edge Lifecycle Management Digital Twins / Asset Management Admin Console APIs Marketplace Catalog View in API collection

Litmus Unify

28 endpoints

Dashboard UNS Security MQTT Integrations Tools View in API collection

How-to: API workflow chains

56 endpoints

Many UI actions trigger multiple API calls behind the scenes. Each workflow shows the trigger, the ordered steps, and what each call returns.

Browse all 56 examples in API collection

Changelogs

2 changelogs

What changed between documented versions: endpoint relocations, added and deprecated operations, and the move to GraphQL.

Litmus Edge 3.16.x to 4.0.x Litmus Edge Manager 2.26.x to 2.31.x LE changelog in API collection LEM changelog in API collection

Legacy versions

699 endpoints

View the full documentation in the complete API collection.