## Get a knowledge base

`GET /v1/note/collections/:id`

Returns a single knowledge base by its identifier. Use it when the knowledge base identifier is known and you need its data.

## Parameters

| Parameter | Type | Required | Description |
|----------|-----|:-----:|---------|
| `id` (path) | number | yes | Knowledge base identifier. List: `GET /v1/note/collections` |

## Examples

### curl — personal key

```bash
curl https://vibecode.bitrix24.com/v1/note/collections/9 \
  -H "X-Api-Key: YOUR_API_KEY"
```

### curl — OAuth application

```bash
curl https://vibecode.bitrix24.com/v1/note/collections/9 \
  -H "X-Api-Key: YOUR_APP_KEY" \
  -H "Authorization: Bearer USER_SESSION_TOKEN"
```

### JavaScript — personal key

```javascript
const res = await fetch('https://vibecode.bitrix24.com/v1/note/collections/9', {
  headers: { 'X-Api-Key': 'YOUR_API_KEY' },
})
const { data } = await res.json()
console.log('Knowledge base:', data)
```

### JavaScript — OAuth application

```javascript
const res = await fetch('https://vibecode.bitrix24.com/v1/note/collections/9', {
  headers: {
    'X-Api-Key': 'YOUR_APP_KEY',
    'Authorization': 'Bearer USER_SESSION_TOKEN',
  },
})
const { data } = await res.json()
```

## Response fields

| Field | Type | Description |
|------|-----|---------|
| `success` | boolean | Always `true` on success |
| `data.id` | number | Knowledge base identifier |
| `data.name` | string | Knowledge base name |
| `data.position` | number | Numeric position of the knowledge base |
| `data.policyLevel` | string | Access policy level of the knowledge base, for example `none` |
| `data.createdBy` | number | Identifier of the employee who created the knowledge base. List: `GET /v1/users` |
| `data.createdAt` | string | Creation date in ISO 8601 format |
| `data.updatedBy` | number | Identifier of the employee who last modified the knowledge base. List: `GET /v1/users` |
| `data.updatedAt` | string | Last modification date in ISO 8601 format |

## Response example

```json
{
  "success": true,
  "data": {
    "id": 9,
    "name": "Product documentation",
    "position": 100,
    "policyLevel": "none",
    "createdBy": 1269,
    "createdAt": "2026-06-23T19:01:03Z",
    "updatedBy": 1269,
    "updatedAt": "2026-06-23T19:05:39Z"
  }
}
```

## Error response example

404 — knowledge base not found:

```json
{
  "success": false,
  "error": {
    "code": "ENTITY_NOT_FOUND",
    "message": "Record with ID = `999999` not found"
  }
}
```

## Errors

| HTTP | Code | Description |
|------|-----|---------|
| 400 | `INVALID_PARAMS` | `id` is not a positive integer |
| 404 | `ENTITY_NOT_FOUND` | Knowledge base with the specified `id` not found |
| 403 | `SCOPE_DENIED` | The key lacks the `note` scope |
| 401 | `TOKEN_MISSING` | The key has no configured tokens |

Full list of common API errors — [Errors](/docs/errors).

## See also

- [Knowledge bases list](/docs/note/collections/list)
- [Document tree](/docs/note/collections/tree)
- [Knowledge bases](/docs/note/collections)