# Take someone off a thread

Takes one colleague off a thread. Their messages stay in the transcript with their name on them, so nothing is lost — only the seat goes, and with it the notifications. Somebody who is not on the thread is a 404. Answers 204.

Access class: `def:read`.

## Endpoint

`DELETE /v1/definitions/{key}/threads/{threadId}/participants/{userId}`

## Parameters

| Name | In | Type | Required |
| --- | --- | --- | --- |
| key | path | string | Yes |
| threadId | path | string | Yes |
| userId | path | string | Yes |
| body | query | null | No |
| params | query | object | No |
| query | query | object | No |

## Responses

### 200

the action's answer

Content type: `application/json`.

### default

a refusal: `{"error": "<what a person needs to read>"}`. 401 no credential, 402 the plan does not include this, 403 the seat does not, 404 the thing does not exist or is not yours to see.

Content type: `application/json`.

```json
{
  "error": "string"
}
```