> For the complete documentation index, see [llms.txt](https://docs.infoway.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.infoway.io/getting-started.md).

# 接入流程

- [快速开始](https://docs.infoway.io/getting-started/quick-start.md)
- [API Key申请](https://docs.infoway.io/getting-started/api-key-application.md): 包含如何申请Apikey，以及续费和升级逻辑
- [接口限制说明](https://docs.infoway.io/getting-started/api-limitation.md)
- [HTTP接口限制](https://docs.infoway.io/getting-started/api-limitation/http.md)
- [WebSocket限制](https://docs.infoway.io/getting-started/api-limitation/websocket.md)
- [免费套餐查询限制](https://docs.infoway.io/getting-started/api-limitation/free-plan.md): 免费套餐面向产品体验与接入验证，付费套餐面向正式行情服务。为使各套餐的服务范围与其用途相符，并保障行情服务的质量与稳定性，免费套餐的可访问标的将予以收敛。
- [错误码说明](https://docs.infoway.io/getting-started/error-codes.md): HTTP错误码以及WEBSOCKET错误码说明
- [HTTP错误码](https://docs.infoway.io/getting-started/error-codes/http.md): HTTP API接口错误码说明
- [WebSocket错误码](https://docs.infoway.io/getting-started/error-codes/websocket.md): Websocket错误码说明
- [行情地址说明](https://docs.infoway.io/getting-started/api-endpoints.md): 包含HTTP以及WebSocket的URL地址说明
- [请求协议以及响应格式](https://docs.infoway.io/getting-started/api-protocols-and-response-formats.md): 包括HTTP请求以及WEBSOCKET请求
- [标的代码约定](https://docs.infoway.io/getting-started/biao-di-dai-ma-yue-ding.md)