Pusher

Pusher is a realtime communication platform owned by MessageBird/Bird. Its primary product Channels provides pub/sub messaging over WebSocket and HTTP; Beams provides device push notifications. Authentication uses an app key + secret per Pusher app. Channels and Beams are still actively sold; the older Chatkit product was sunset.

2 APIs 0 Features

RealtimeWebSocketsPub/SubPush NotificationsMessaging

APIs

Pusher Channels API

Pub/sub channels over WebSocket (client) and HTTP (server publish). Public, private, and presence channels supported. WebSocket endpoint at ws-{cluster}.pusher.com. Cluster host...

Pusher Beams API

Server API for sending iOS, Android, and Web push notifications via FCM, APNs, and Web Push.

Resources

Sources

aid: pusher
url: https://raw.githubusercontent.com/api-evangelist/pusher/refs/heads/main/apis.yml
name: Pusher
x-type: company
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - Realtime
  - WebSockets
  - Pub/Sub
  - Push Notifications
  - Messaging
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
description: >-
  Pusher is a realtime communication platform owned by MessageBird/Bird. Its primary product
  Channels provides pub/sub messaging over WebSocket and HTTP; Beams provides device push
  notifications. Authentication uses an app key + secret per Pusher app. Channels and Beams
  are still actively sold; the older Chatkit product was sunset.
apis:
  - aid: pusher:channels-api
    name: Pusher Channels API
    tags:
      - Pub/Sub
      - WebSockets
      - HTTP
      - Messaging
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    baseURL: https://api-{cluster}.pusher.com/apps/{app_id}
    humanURL: https://pusher.com/docs/channels
    description: >-
      Pub/sub channels over WebSocket (client) and HTTP (server publish). Public, private, and
      presence channels supported. WebSocket endpoint at ws-{cluster}.pusher.com. Cluster
      hostnames include eu, us2, us3, ap1, ap2, ap3, etc.
    properties:
      - type: Documentation
        url: https://pusher.com/docs/channels
      - type: Pricing
        url: https://pusher.com/channels/pricing
    x-features:
      - Public, private, presence channels
      - End-to-end encryption (E2E)
      - Webhooks for events
      - Multi-region clusters
    x-use-cases:
      - In-app chat
      - Live dashboards
      - Realtime collaboration
  - aid: pusher:beams-api
    name: Pusher Beams API
    tags:
      - Push Notifications
      - Mobile
      - Web Push
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    baseURL: https://{instance_id}.pushnotifications.pusher.com
    humanURL: https://pusher.com/docs/beams
    description: Server API for sending iOS, Android, and Web push notifications via FCM, APNs, and Web Push.
    properties:
      - type: Documentation
        url: https://pusher.com/docs/beams
      - type: Pricing
        url: https://pusher.com/beams/pricing
    x-features:
      - Multi-platform push (iOS, Android, Web)
      - Authenticated user-targeted publishes
      - Device interest subscriptions
    x-use-cases:
      - Push to mobile apps
      - Web push notifications
common:
  - type: Portal
    url: https://pusher.com/
  - type: Documentation
    url: https://pusher.com/docs
  - type: Pricing
    url: https://pusher.com/channels/pricing
  - type: GitHub
    url: https://github.com/pusher
  - type: Status
    url: https://status.pusher.com/
  - type: Plans
    url: plans/pusher-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/pusher-rate-limits.yml
  - type: FinOps
    url: finops/pusher-finops.yml
maintainers:
  - FN: Kin Lane
    email: [email protected]