---
title: "生成 X-Mssdk-Info /Generate X-Mssdk-Info"
method: POST
path: "/api/v1/tiktok/web/generate_x_mssdk_info"
tags: ["TikTok-Web-API"]
---

# 生成 X-Mssdk-Info /Generate X-Mssdk-Info

`POST /api/v1/tiktok/web/generate_x_mssdk_info`

## Request

- Base URL: `https://api.tikhub.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.tikhub.io/api/v1/tiktok/web/generate_x_mssdk_info`
- Auth: HTTP bearer

# [中文]
### 用途:
- 生成 X-Mssdk-Info 和 X-Mssdk-RC，用于 TikTok Web 设备注册、登录等场景
### 参数:
- user_agent (str, 可选): 用户代理字符串，目前不支持自定义，默认为固定的值
### 返回:
- X-Mssdk-Info: 生成的签名信息
- X-Mssdk-RC: 生成的 RC 值
- user_agent: 使用的用户代理字符串
- version: 签名使用的 webmssdk 版本

# [English]
### Purpose:
- Generate X-Mssdk-Info and X-Mssdk-RC, used for TikTok Web device registration, login, and other scenarios
### Parameters:
- user_agent (str, optional): User-Agent string, currently not supported for customization, defaults to a fixed value
### Return:
- X-Mssdk-Info: Generated signing information
- X-Mssdk-RC: Generated RC value
- user_agent: The User-Agent string used
- version: The webmssdk version used for signing

# [示例/Example]

```json
{
    "user_agent": null
}
```

## Request body

- XMssdkInfoModel
  - `user_agent` string, nullable: 可选的用户代理字符串，目前不支持自定义，默认为固定的值 | Optional User-Agent string, currently not supported for customization, defaults to a fixed value

## Response `200`

Successful Response

- ResponseModel
  - `code` integer: HTTP status code | HTTP状态码
  - `request_id` string, nullable: Unique request identifier | 唯一请求标识符
  - `message` string: Response message (EN-US) | 响应消息 (English)
  - `message_zh` string: Response message (ZH-CN) | 响应消息 (中文)
  - `support` string: Support message | 支持消息
  - `time` string: The time the response was generated | 生成响应的时间
  - `time_stamp` integer: The timestamp the response was generated | 生成响应的时间戳
  - `time_zone` string: The timezone of the response time | 响应时间的时区
  - `docs` string, nullable: Link to the API Swagger documentation for this endpoint | 此端点的 API Swagger 文档链接
  - `cache_message` string, nullable: Cache message (EN-US) | 缓存消息 (English)
  - `cache_message_zh` string, nullable: Cache message (ZH-CN) | 缓存消息 (中文)
  - `cache_url` string, nullable: The URL to access the cached result | 访问缓存结果的 URL
  - `router` string: The endpoint that generated this response | 生成此响应的端点
  - `params` unknown
  - `data` unknown

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-08** `96a122a5f220`: 2 info
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
- **2026-09-01** `50f9ec6e1cd3`: 2 info
  - the `cache_message` response's property default value changed from `This request will be cached. You can access the cached result directly using the URL below, valid for 24 hours. Accessing the cache will not incur additional charges.` to `This response is cached and accessible via the URL below for 24 hours at no extra cost. The cache is for request tracing only — it doesn't affect the API's data freshness and won't be returned through the API again.` for the status `200`
  - the `cache_message_zh` response's property default value changed from `本次请求将被缓存，你可以使用下面的 URL 直接访问缓存结果，有效期为 24 小时，访问缓存不会产生额外费用。` to `本次响应已缓存，可通过下方 URL 直接查看，有效期 24 小时，访问缓存链接无额外费用。缓存仅用于请求溯源，不影响接口数据的时效性，也不会再次通过接口返回。` for the status `200`
- **2026-04-14** `ee5b7c9c88f5`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/tikhub/apis/tikhub-douyin-tiktok-xiaohongshu-lemon8-bilibili-kuaishou-pi/changes/api/v1/tiktok/web/generate_x_mssdk_info/post.md)

---

[API](https://skmtc.dev/tikhub/apis/tikhub-douyin-tiktok-xiaohongshu-lemon8-bilibili-kuaishou-pi.md) - [All operations](https://skmtc.dev/tikhub/apis/tikhub-douyin-tiktok-xiaohongshu-lemon8-bilibili-kuaishou-pi/llms.txt) - [OpenAPI document](https://skmtc.dev/tikhub/apis/tikhub-douyin-tiktok-xiaohongshu-lemon8-bilibili-kuaishou-pi/revisions/86a3483c705a?raw)