# OpenSea Stream API

**Canonical:** https://apis.io/apis/opensea/stream-api/  
**Provider:** OpenSea — https://apis.io/providers/opensea/  
**Base URL:** wss://stream-api.opensea.io/socket  
**Documentation:** https://docs.opensea.io/reference/stream-js

OpenSea Stream API is one of 17 APIs that [OpenSea](https://apis.io/providers/opensea/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include WebSocket, Streaming, Real-Time, and Event. The published artifact set on APIs.io includes API documentation.

Real-time WebSocket event streaming for NFT marketplace activity per collection, including item listed, item sold, item transferred, item metadata updates, item cancelled, item received offer, and item received bid events.

## Machine-readable artifacts (3)

- **Documentation** — https://docs.opensea.io/reference/stream-js
- **SDKs** — https://github.com/ProjectOpenSea/stream-js
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/opensea/refs/heads/main/apis.yml

## Other OpenSea APIs (12)

- [OpenSea Account Endpoints API](https://apis.io/apis/opensea/opensea-account-endpoints-api/)
- [OpenSea Analytics Endpoints API](https://apis.io/apis/opensea/opensea-analytics-endpoints-api/)
- [OpenSea Auth Endpoints API](https://apis.io/apis/opensea/opensea-auth-endpoints-api/)
- [OpenSea Chain Endpoints API](https://apis.io/apis/opensea/opensea-chain-endpoints-api/)
- [OpenSea Collection Endpoints API](https://apis.io/apis/opensea/opensea-collection-endpoints-api/)
- [OpenSea Contract Endpoints API](https://apis.io/apis/opensea/opensea-contract-endpoints-api/)
- [OpenSea Drops Endpoints API](https://apis.io/apis/opensea/opensea-drops-endpoints-api/)
- [OpenSea Listing Endpoints API](https://apis.io/apis/opensea/opensea-listing-endpoints-api/)
- [OpenSea NFT Endpoints API](https://apis.io/apis/opensea/opensea-nft-endpoints-api/)
- [OpenSea Offer Endpoints API](https://apis.io/apis/opensea/opensea-offer-endpoints-api/)
- [OpenSea Order Endpoints API](https://apis.io/apis/opensea/opensea-order-endpoints-api/)
- [OpenSea Search Endpoints API](https://apis.io/apis/opensea/opensea-search-endpoints-api/)

## Tags

WebSocket, Streaming, Real-Time, Event

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