# List active alerts

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

Lists all active alerts for the authenticated system, filtered by that system's `system_key`.

Each system is scoped to see only its own alerts. The proxy automatically injects a `system_key` filter into the query.

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



## 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




## Responses
### 200
List of active alerts belonging to this system

### 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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