---
type: api
title: Reassign an agent
description: **Spaces method and path for this operation:**
url: https://www.elastic.co/elastic/docs-builder/docs/4493/api/doc/kibana-serverless/operation/operation-post-fleet-agents-agentid-reassign
resource: https://www.elastic.co/elastic/docs-builder/docs/4493/api/doc/kibana-serverless/operation/operation-post-fleet-agents-agentid-reassign
products:
  - Kibana
---

# Reassign an agent

- Server: `https://{kibana_url}`

## Paths

- `POST` `/api/fleet/agents/{agentId}/reassign`
- `POST` `/s/{space_id}/api/fleet/agents/{agentId}/reassign`

#### Path parameters

- `agentId` (string) — required
  The agent ID

## Description

Refer to [Spaces](https://www.elastic.co/docs/deploy-manage/manage-spaces) for more information.

Reassign an agent to a different agent policy.

## Required authorization

- Privileges: `fleet-agents-all`

## Authentication

- Api key: `Authorization: <value>`
  You must create an API key and use the encoded value in the request header. To learn about creating keys, go to [API keys](https://www.elastic.co/docs/current/serverless/api-keys).

## Header parameters

- `kbn-xsrf` (string) — required
  A required header to protect against CSRF attacks

## Request body

`application/json`

- `policy_id` (string) — required

## Responses

#### `200`

Successful response

`application/json`

Type: `object`

#### `400`

Bad Request

`application/json`

- `attributes` (object)
- `error` (string)
- `errorType` (string)
- `message` (string)
- `statusCode` (number)
## Code examples

#### Console

```console
POST kbn:/api/fleet/agents/AGENT_ID/reassign
{
  "policy_id": "agent-policy-id-2"
}
```

#### curl

```curl
curl -X POST "${KIBANA_URL}/api/fleet/agents/${AGENT_ID}/reassign" \
  -H "kbn-xsrf: true" \
  -H "Authorization: ApiKey ${API_KEY}" \
  -H "Content-Type: application/json" \
  -d '{
    "policy_id": "agent-policy-id-2"
  }'
```

## Response examples

#### Post reassign agent

Agent successfully reassigned

```json
{}
```

#### Generic error response

Example of a generic error response

```json
{
  "error": "Bad Request",
  "message": "An error message describing what went wrong",
  "statusCode": 400
}
```