Add a public SSH key to the instance metadata during VM creation.

## Explore further


For detailed documentation that includes this code sample, see the following:

- [Add SSH keys to VMs](https://docs.cloud.google.com/compute/docs/connect/add-ssh-keys)

## Code sample

### Terraform


To learn how to apply or remove a Terraform configuration, see
[Basic Terraform commands](https://docs.cloud.google.com/docs/terraform/basic-commands).


For more information, see the
[Terraform provider reference documentation](https://registry.terraform.io/providers/hashicorp/google/latest/docs).

    resource "google_compute_instance" "default" {
      name         = "my-vm"
      machine_type = "n1-standard-1"
      zone         = "us-central1-a"

      boot_disk {
        initialize_params {
          image = "ubuntu-1404-trusty-v20160627"
        }
      }

      # Local SSD disk
      scratch_disk {
        interface = "SCSI"
      }

      network_interface {
        network = "default"
        access_config {}
      }
      metadata = {
        "ssh-keys" = <<EOT
          dev:ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILg6UtHDNyMNAh0GjaytsJdrUxjtLy3APXqZfNZhvCeT dev
          test:ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILg6UtHDNyMNAh0GjaytsJdrUxjtLy3APXqZfNZhvCeT test
         EOT
      }
    }

## What's next


To search and filter code samples for other Google Cloud products, see the
[Google Cloud sample browser](https://docs.cloud.google.com/docs/samples?product=computeengine).