# Server names

> Specify custom names for servers using `x-fern-server-name` extension

Specify custom names for servers:

```yaml title="openrpc.yml" {3-4}
servers:
  - name: production
    url: https://api.yourcompany.com/rpc
    x-fern-server-name: Production
    description: Production JSON-RPC server
  - name: staging
    url: https://staging-api.yourcompany.com/rpc
    x-fern-server-name: Staging
    description: Staging environment
```