# Infoway WebSocket Streaming API

**Canonical:** https://apis.io/apis/infoway-real-time-market-data-api/infoway-websocket-streaming-api/  
**Provider:** Infoway Real-time Market Data API — https://apis.io/providers/infoway-real-time-market-data-api/  
**Base URL:** wss://data.infoway.io/ws  
**Documentation:** https://docs.infoway.io/websocket-api/endpoints.md

Infoway WebSocket Streaming API is one of 5 APIs that [Infoway Real-time Market Data API](https://apis.io/providers/infoway-real-time-market-data-api/) publishes on the [APIs.io](https://apis.io/) network, described by an AsyncAPI event-driven specification. Tagged areas include WebSocket, Real-Time Data, Market Data, stock-api, and crypto-api. The published artifact set on APIs.io includes an AsyncAPI specification, API documentation, and an API reference.

Persistent WebSocket connection for real-time trades, order-book depth, candlesticks and multilingual news. Integer protocol-code framing (10000 subscribe trade, 10002 trade push, 10003/10005 depth, 10006/10008 candles, 10020/10022 news, 11000-11002 unsubscribe) with a client-supplied trace id and a mandatory heartbeat (code 10010) at least once per minute. API key is supplied as the apikey query parameter on the connection URL.

## Machine-readable artifacts (4)

- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/infoway-real-time-market-data-api/refs/heads/main/asyncapi/infoway-real-time-market-data-api-streaming-asyncapi.yml
- **Documentation** — https://docs.infoway.io/websocket-api/endpoints.md
- **APIReference** — https://infoway.readme.io/reference/ws-subscription
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/infoway-real-time-market-data-api/refs/heads/main/apis.yml

## Other Infoway Real-time Market Data API APIs (4)

- [Infoway Financial Data MCP Server](https://apis.io/apis/infoway-real-time-market-data-api/infoway-financial-data-mcp-server/)
- [Infoway Real-time Market Data API Common API](https://apis.io/apis/infoway-real-time-market-data-api/infoway-real-time-market-data-api-common-api/)
- [Infoway Real-time Market Data API Crypto API](https://apis.io/apis/infoway-real-time-market-data-api/infoway-real-time-market-data-api-crypto-api/)
- [Infoway Real-time Market Data API Stock API](https://apis.io/apis/infoway-real-time-market-data-api/infoway-real-time-market-data-api-stock-api/)

## Tags

WebSocket, Real-Time Data, Market Data, stock-api, crypto-api, forex-api, Financial Data

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