Courier

Courier is a multi-channel notification API offering routing across email, SMS, push, chat, and in-app, with templates, preferences, and a no-code studio.

7 APIs 0 Features

NotificationsEmailSMSPushAPI

APIs

Courier Send API

Send notifications across channels with templates and routing.

Courier User Profiles API

Manage recipient profile data and channel addresses.

Courier Lists API

Manage subscription lists for broadcast notifications.

Courier Events API

Trigger notifications via mapped event types.

Courier Brands API

Configure brand themes used across templates.

Courier Authentication API

Issue JWTs for client-side and inbox authentication.

Courier Inbox Real-Time API

WebSocket service that delivers Inbox messages and message-state events (read, unread, opened, archived, clicked, mark-all-read, archive-all, archive-read) to authenticated user...

Event Specifications

Courier Inbox Real-Time API

AsyncAPI definition for Courier's Inbox WebSocket service used by the Courier client SDKs (JS, React, React Native, iOS, Android, Flutter, Web Components) to receive real-time, ...

ASYNCAPI

Resources

👥

GitHubOrganization

Sources

aid: courier
url: https://raw.githubusercontent.com/api-evangelist/courier/refs/heads/main/apis.yml
name: Courier
kind: company
description: Courier is a multi-channel notification API offering routing across email, SMS, push, chat, and in-app, with
  templates, preferences, and a no-code studio.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
  - Notifications
  - Email
  - SMS
  - Push
  - API
created: '2026-05-08'
modified: '2026-05-29'
specificationVersion: '0.19'
apis:
  - name: Courier Send API
    description: Send notifications across channels with templates and routing.
    humanURL: https://www.courier.com/docs/reference
    baseURL: https://api.courier.com
    tags:
    - Send
    - Multi-Channel
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/reference
    - type: OpenAPI
      url: openapi/courier-openapi.yml
  - name: Courier User Profiles API
    description: Manage recipient profile data and channel addresses.
    humanURL: https://www.courier.com/docs/reference
    baseURL: https://api.courier.com
    tags:
    - Users
    - Profiles
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/reference
    - type: OpenAPI
      url: openapi/courier-openapi.yml
  - name: Courier Lists API
    description: Manage subscription lists for broadcast notifications.
    humanURL: https://www.courier.com/docs/reference
    baseURL: https://api.courier.com
    tags:
    - Lists
    - Subscriptions
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/reference
    - type: OpenAPI
      url: openapi/courier-openapi.yml
  - name: Courier Events API
    description: Trigger notifications via mapped event types.
    humanURL: https://www.courier.com/docs/reference
    baseURL: https://api.courier.com
    tags:
    - Events
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/reference
    - type: OpenAPI
      url: openapi/courier-openapi.yml
  - name: Courier Brands API
    description: Configure brand themes used across templates.
    humanURL: https://www.courier.com/docs/reference
    baseURL: https://api.courier.com
    tags:
    - Brands
    - Branding
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/reference
    - type: OpenAPI
      url: openapi/courier-openapi.yml
  - name: Courier Authentication API
    description: Issue JWTs for client-side and inbox authentication.
    humanURL: https://www.courier.com/docs/reference
    baseURL: https://api.courier.com
    tags:
    - Authentication
    - JWT
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/reference
    - type: OpenAPI
      url: openapi/courier-openapi.yml
  - name: Courier Inbox Real-Time API
    description: WebSocket service that delivers Inbox messages and message-state
      events (read, unread, opened, archived, clicked, mark-all-read, archive-all,
      archive-read) to authenticated users in real time.
    humanURL: https://www.courier.com/docs/platform/inbox/inbox-overview
    baseURL: wss://realtime.courier.io
    tags:
    - Inbox
    - WebSocket
    - Real-Time
    - Events
    properties:
    - type: Documentation
      url: https://www.courier.com/docs/platform/inbox/inbox-overview
    - type: Documentation
      url: https://www.courier.com/docs/sdk-libraries/courier-js-web
    - type: AsyncAPI
      url: asyncapi/courier-asyncapi.yml
common:
  - type: GitHubOrganization
    url: https://github.com/trycourier
  - type: LinkedIn
    url: https://www.linkedin.com/company/trycourier
  - type: Website
    url: https://www.courier.com/
  - type: Plans
    url: plans/courier-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/courier-rate-limits.yml
  - type: FinOps
    url: finops/courier-finops.yml
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com