Cumulocity · Schema

Cumulocity Event

A discrete happening emitted by a Cumulocity-connected device or application. Events carry a type, time, text, source device, and arbitrary custom fragments. Binary attachments are added via events/{id}/binaries.

IoTInternet of ThingsIndustrial IoTAIoTDevice ManagementDigital TwinMQTTEdge ComputingStreaming AnalyticsData Lake

Properties

Name Type Description
id string
self string
time string
creationTime string
type string Event type, e.g. c8y_LocationUpdate, c8y_DoorOpened.
text string
source object
c8y_Position object
View JSON Schema on GitHub

JSON Schema

cumulocity-event-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/cumulocity/main/json-schema/cumulocity-event-schema.json",
  "title": "Cumulocity Event",
  "description": "A discrete happening emitted by a Cumulocity-connected device or application. Events carry a type, time, text, source device, and arbitrary custom fragments. Binary attachments are added via events/{id}/binaries.",
  "type": "object",
  "required": ["time", "type", "text", "source"],
  "properties": {
    "id": {"type": "string", "readOnly": true},
    "self": {"type": "string", "format": "uri", "readOnly": true},
    "time": {"type": "string", "format": "date-time"},
    "creationTime": {"type": "string", "format": "date-time", "readOnly": true},
    "type": {"type": "string", "description": "Event type, e.g. c8y_LocationUpdate, c8y_DoorOpened."},
    "text": {"type": "string"},
    "source": {
      "type": "object",
      "required": ["id"],
      "properties": {
        "id": {"type": "string"},
        "self": {"type": "string", "format": "uri"}
      }
    },
    "c8y_Position": {
      "type": "object",
      "properties": {
        "lat": {"type": "number"},
        "lng": {"type": "number"},
        "alt": {"type": "number"},
        "accuracy": {"type": "number"}
      }
    }
  },
  "additionalProperties": true
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this
  • find_json_schemasBrowse and filter every JSON Schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/cumulocity-event"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.