# Push alerts

**POST /services/mimir/alertmanager/api/v2/alerts**

Pushes one or more alerts to the Alertmanager for this system.

The system's `system_key`, `system_id`, and `organization_id` are automatically injected and override any client-supplied values.

**Access control:** Requires HTTP Basic Auth with valid system credentials.

**Request body limits:** Maximum 10 MB per request (configurable via `API_MAX_REQUEST_SIZE`).



## Servers
- Backend API server (port 8080): https://api.your-domain.com/api (Backend API server (port 8080))
- Collect API server (port 8081): https://collect.your-domain.com/api (Collect API server (port 8081))


## Authentication methods
- Basic auth


## Parameters



### Body: application/json (array[object])



## Responses
### 200
Alerts accepted and forwarded to Alertmanager

### 400
Bad request - validation error

#### Body: application/json (object)
- **code** (integer)
  HTTP error code
- **message** (string)
  Error message
- **data** (object)


### 401
Unauthorized - invalid or missing token

#### Body: application/json (object)
- **code** (integer)

- **message** (string)

- **data** (object | null)


### 413
Payload too large

#### Body: application/json (object)
- **code** (integer)
  HTTP error code
- **message** (string)
  Error message
- **data** (object)


### 502
Internal server error

#### Body: application/json (object)
- **code** (integer)

- **message** (string)

- **data** (object | null)



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