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Backendless Messaging API

Publish-subscribe messaging, push notifications, and email.

Backendless Messaging API is one of 8 APIs that Backendless publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Messaging. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 3 operations across 3 paths, and defines 4 schemas. It is described by OpenAPI 3.0.1, at version 1.0.

Requests are made against a single base URL, https://api.backendless.com/{app-id}/{rest-api-key}.

3 operations 3 paths 4 schemas 1 GET2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.1
API Version
1.0
Base URL
https://api.backendless.com/{app-id}/{rest-api-key}/data
Authentication
API Key
Terms of Service
Resource Areas
1

Authentication & Security 1

Backendless Messaging API declares 1 security scheme for authenticating requests. An API key is passed in the header as user-token (userToken). By default, every request must be authenticated.

  • userToken — Session token returned by POST /users/login. Required on operations that run in the context of an authenticated user. The application id and REST API key that…

Paths & Operations 3

Across 3 paths, the API surfaces 3 operations — 1 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.

Messaging 3

Publish-subscribe messaging, push notifications, and email.

POST
/messaging/{channel-name}
Publish a message
publishMessage 1 param body → 200400
GET
/messaging/{channel-name}/{subscription-id}
Poll for messages
pollMessages 2 params → 200400
POST
/messaging/email
Send a basic email
sendEmail body → 200400

Schemas 4

The contract defines 4 schemas that model the data the API accepts and returns. The most detailed are PublishMessageRequest (6 properties), EmailRequest (3 properties), MessageStatus (3 properties), ErrorResponse (2 properties). Each schema is shown below with its type and property counts.

MessageStatus
object
3 properties
EmailRequest
object
3 properties 2 required
ErrorResponse
object
2 properties
PublishMessageRequest
object
6 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

backendless-messaging-api-openapi.yml Raw ↑

Other APIs Backendless publishes across the network.

Backendless Cache API
Backendless CloudCode API
Backendless Counters API
Backendless Data API
Backendless Files API
Backendless Geo API
Backendless Users API
Where this information came from

This is an independent, third-party profile of Backendless Messaging API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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