> For the complete documentation index, see [llms.txt](https://docs.innopaas.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.innopaas.com/api-reference/whatsapp-business-api.md).

# WhatsApp Business API

- [WhatsApp Business API](https://docs.innopaas.com/api-reference/whatsapp-business-api/whatsapp-business-api.md): InnoPaaS 平台为企业客户对接发送Meta WhatsApp 消息，提供统一Api接口技术支持。本协议统一数据编码格式为:UTF-8。接口采用:HTTPS ，且TLS协议版本 >=1.2，接口用户认证采用请求头Authorization认证，具体看2.1 公共请求头。
- [消息Message](https://docs.innopaas.com/api-reference/whatsapp-business-api/whatsapp-business-api/xiao-xi-message.md)
- [模板(异步)Template](https://docs.innopaas.com/api-reference/whatsapp-business-api/whatsapp-business-api/mu-ban-yi-bu-template.md)
- [模板(同步)Template](https://docs.innopaas.com/api-reference/whatsapp-business-api/whatsapp-business-api/mu-ban-tong-bu-template.md)
- [文件上传Upload](https://docs.innopaas.com/api-reference/whatsapp-business-api/whatsapp-business-api/wen-jian-shang-chuan-upload.md)
- [号码查询](https://docs.innopaas.com/api-reference/whatsapp-business-api/whatsapp-business-api/hao-ma-cha-xun.md)
- [WebHook](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook.md)
- [配置WebHook](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/pei-zhi-webhook.md): Waba有消息更新时，会通过Webhook将更新事件推送给客户。包括消息状态更新、用户回复消息、Waba账号审核状态更新、WhatsApp模板状态更新、发送号码显示名称变更等。
- [消息状态](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/xiao-xi-zhuang-tai.md)
- [上行消息](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/shang-xing-xiao-xi.md)
- [模版状态](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/mo-ban-zhuang-tai.md)
- [Inbox聊天消息事件](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/inbox-liao-tian-xiao-xi-shi-jian.md): 聊天室上下行消息仅针对在聊天室 的消息事件监听
- [号码(sender)回调](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/hao-ma-sender-hui-tiao.md)
- [waba账号回调](https://docs.innopaas.com/api-reference/whatsapp-business-api/webhook/waba-zhang-hao-hui-tiao.md)
- [错误代码](https://docs.innopaas.com/api-reference/whatsapp-business-api/cuo-wu-dai-ma.md)
- [自定义错误代码](https://docs.innopaas.com/api-reference/whatsapp-business-api/cuo-wu-dai-ma/zi-ding-yi-cuo-wu-dai-ma.md)
- [Meta错误代码](https://docs.innopaas.com/api-reference/whatsapp-business-api/cuo-wu-dai-ma/meta-cuo-wu-dai-ma.md)
- [语言编码](https://docs.innopaas.com/api-reference/whatsapp-business-api/yu-yan-bian-ma.md)