---
title: "File in a folder"
description: "Puts a workspace document in a folder, or at the top level with null."
canonical_url: https://docs.markdrop.in/api/folders/file-in-a-folder
last_updated: 2026-10-30
site: "Markdrop Docs"
index: https://docs.markdrop.in/llms.txt
---

# File in a folder

`PUT https://api.markdrop.in/api/v1/workspaces/{workspace_id}/documents/{document_id}/folder`

Puts a workspace document in a folder, or at the top level with `null`.

- **Authentication:** API token required: `Authorization: Bearer mdk_…`.
- **Rate limit:** 60 per minute per IP address.

## Path parameters

- `workspace_id` (string, required): The workspace's id, from the address of its settings page (`markdrop.in/settings/workspaces/<workspace-id>`) or from [List workspaces](https://docs.markdrop.in/api/workspaces/list-workspaces).
- `document_id` (string, required)

## Request body

`application/json`, required.

- `folder_id` (string)

## Responses

- `204`: No content.
- `401`: No token, or the token is revoked or mistyped.
- `422`: The request didn't validate. `detail` lists each problem, with where it is (`loc`) and why (`msg`).
- `429`: Too many requests from your IP address. Wait the seconds in `Retry-After`.

## Examples

**curl**

```bash
curl -X PUT https://api.markdrop.in/api/v1/workspaces/WORKSPACE_ID/documents/DOCUMENT_ID/folder \
  -H "Authorization: Bearer $MARKDROP_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"folder_id":"FOLDER_ID"}'
```

**JavaScript**

```javascript
const res = await fetch("https://api.markdrop.in/api/v1/workspaces/WORKSPACE_ID/documents/DOCUMENT_ID/folder", {
  method: "PUT",
  headers: {
    Authorization: `Bearer ${process.env.MARKDROP_TOKEN}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "folder_id": "FOLDER_ID"
  }),
});
if (!res.ok) throw new Error(`${res.status}`);
```

**Python**

```python
import os

import requests

r = requests.put(
    "https://api.markdrop.in/api/v1/workspaces/WORKSPACE_ID/documents/DOCUMENT_ID/folder",
    headers={"Authorization": f"Bearer {os.environ['MARKDROP_TOKEN']}"},
    json={"folder_id": "FOLDER_ID"},
)
r.raise_for_status()
```