---
id: "en/api-post-nd-api-file-create-material-class"
title: "Create library categories"
language: "en"
description: "POST /nd/api/file/create_material_class: Create material library classification interface description, including path, method, parameters and return information."
canonical_url: "https://www.babel.cc/public/babelwiki/en/api-post-nd-api-file-create-material-class.html"
markdown_url: "https://www.babel.cc/public/babelwiki/ai/en/api-post-nd-api-file-create-material-class.md"
alternates: {"en": "https://www.babel.cc/public/babelwiki/ai/en/api-post-nd-api-file-create-material-class.md", "zh": "https://www.babel.cc/public/babelwiki/ai/zh/api-post-nd-api-file-create-material-class.md"}
reading_note: "文档记录不等于当前部署能力；以实际版本、授权模块与配置为准。保留原文的可选、限制及待确认说明，勿补猜接口。 / Documentation is not a guarantee for every deployment. Preserve optional-module requirements, limitations and unresolved API contracts."
---

# Create material library classification

| Properties | Values |
| --- | --- |
| HTTP method | `POST` |
| Interface path | `/nd/api/file/create_material_class` |
| Category | File API |

## Interface description

Interface path: `/nd/api/file/create_material_class`

HTTP method: `POST`


**HTTP method:** `POST`

#### POST request body parameters

| Parameter | Type | Description (source requirements, defaults and scope) |
| --- | --- | --- |
| `destDirFileId` | `string` | fileId of the destination folder (required) |
| `name` | `string` | The name of the created category library (required) |
| `accessType` | `number` | Optional category visibility; default `0`. `0` public, `1` application required, `2` department public, `3` department application required, `4` confidential. |
| `managerIds` | `array` | JSON array of manager IDs. |
| `departmentIds` | `array` | Optional JSON array of departments allowed to see the category. |

#### The return information is as follows

```json
{"code":0, "success":true, "materialClass": {}}
```

## Call instructions

- Before calling, you need to complete [Get token](https://www.babel.cc/public/babelwiki/en/api-post-api-token-do.html) or the corresponding login-free authentication, and carry `Authorization: Bearer <access_token>` in the request header.
- If there are differences in parameters and return fields due to deployment versions, the actual private cloud API documents and joint debugging results should prevail.
- Category: File API.