> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mirage.strukto.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Google Cloud Storage

> Set up Google Cloud Storage credentials for the GCS resource.

## Credentials

### 1. Create HMAC Keys

1. Go to [https://console.cloud.google.com/storage/settings](https://console.cloud.google.com/storage/settings) -> **Interoperability**
2. Under **Service account HMAC**, click **Create a key for a service account**
3. Select a service account with Storage Object Viewer (read) or
   Storage Object Admin (read/write)
4. Copy the **Access key** and **Secret**

### 2. Set Environment Variables

```bash theme={null}
# .env.development
GCS_BUCKET=mirage-ai
GCS_ACCESS_KEY_ID=GOOG...
GCS_SECRET_ACCESS_KEY=...
```

For Python configuration, see the [GCS resource](/python/resource/gcs) docs.