# AT Protocol Firehose (Event Stream)

**Canonical:** https://apis.io/apis/atproto/firehose/  
**Provider:** AT Protocol — https://apis.io/providers/atproto/  
**Base URL:** wss://jetstream1.us-east.bsky.network/subscribe  
**Documentation:** https://atproto.com/specs/event-stream

AT Protocol Firehose (Event Stream) is one of 9 APIs that [AT Protocol](https://apis.io/providers/atproto/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Firehose, WebSocket, Real-Time, Event, and Streaming. The published artifact set on APIs.io includes API documentation.

Public WebSocket event stream providing real-time access to all public activity on the AT Protocol network, including posts, likes, follows, and other repository events. No API key is required to subscribe. Useful for building feed generators, search engines, bots, and analytics tools.

## Machine-readable artifacts (2)

- **Documentation** — https://atproto.com/specs/event-stream
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/atproto/refs/heads/main/apis.yml

## Other AT Protocol APIs (8)

- [AT Protocol actor API](https://apis.io/apis/atproto/atproto-actor-api/)
- [AT Protocol feed API](https://apis.io/apis/atproto/atproto-feed-api/)
- [AT Protocol graph API](https://apis.io/apis/atproto/atproto-graph-api/)
- [AT Protocol identity API](https://apis.io/apis/atproto/atproto-identity-api/)
- [AT Protocol notification API](https://apis.io/apis/atproto/atproto-notification-api/)
- [AT Protocol repo API](https://apis.io/apis/atproto/atproto-repo-api/)
- [AT Protocol server API](https://apis.io/apis/atproto/atproto-server-api/)
- [AT Protocol sync API](https://apis.io/apis/atproto/atproto-sync-api/)

## Tags

Firehose, WebSocket, Real-Time, Event, Streaming

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