# Phoenix Channels

**Canonical:** https://apis.io/apis/realtime/phoenix-channels/  
**Provider:** Realtime — https://apis.io/providers/realtime/  
**Documentation:** https://hexdocs.pm/phoenix/channels.html

Phoenix Channels is one of 26 APIs that [Realtime](https://apis.io/providers/realtime/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Elixir, Phoenix, WebSocket, Channels, and Open-Source. The published artifact set on APIs.io includes API documentation.

The realtime layer of the Elixir Phoenix Framework — soft-realtime channels, presence, and pub/sub built on the BEAM VM. Channels carry WebSocket (or long-poll fallback) topics with broadcast/subscribe semantics; Phoenix Presence implements CRDT-based distributed presence tracking.

## Machine-readable artifacts (3)

- **Portal** — https://www.phoenixframework.org/
- **Documentation** — https://hexdocs.pm/phoenix/channels.html
- **GitHubOrganization** — https://github.com/phoenixframework

## Other Realtime APIs (12)

- [WebSocket](https://apis.io/apis/realtime/websocket/)
- [Server-Sent Events (SSE)](https://apis.io/apis/realtime/server-sent-events/)
- [WebRTC](https://apis.io/apis/realtime/webrtc/)
- [MQTT](https://apis.io/apis/realtime/mqtt/)
- [CoAP](https://apis.io/apis/realtime/coap/)
- [gRPC Streaming](https://apis.io/apis/realtime/grpc-streaming/)
- [GraphQL Subscriptions](https://apis.io/apis/realtime/graphql-subscriptions/)
- [WebTransport](https://apis.io/apis/realtime/webtransport/)
- [Ably](https://apis.io/apis/realtime/ably/)
- [PubNub](https://apis.io/apis/realtime/pubnub/)
- [Pusher](https://apis.io/apis/realtime/pusher/)
- [LiveKit](https://apis.io/apis/realtime/livekit/)

## Tags

Elixir, Phoenix, WebSocket, Channels, Open-Source

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/realtime/phoenix-channels/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/realtime/.