Vultr Customer Portal

1. Navigate to Products and click Compute.
2. Click your target Vultr Cloud Compute instance to open its management page.
3. Navigate to the Settings tab.
4. Find and click Change Plan on the left navigation menu.
5. Click the Change Plan drop-down and select a new instance plan.
6. Click Upgrade to resize your instance.
7. Check the confirmation prompt and click Change Plan to apply changes.

Vultr API

1. Send a GET request to the List Instances endpoint and note your target instance’s ID.
   console

   $ curl "https://api.vultr.com/v2/instances" \
     -X GET \
     -H "Authorization: Bearer ${VULTR_API_KEY}"
   

2. Send a PATCH request to the Update Instance endpoint to resize the instance with a new plan and note the Job ID.
   console

   $ curl "https://api.vultr.com/v2/instances/{instance-id}" \
   -X PATCH \
   -H "Authorization: Bearer ${VULTR_API_KEY}" \
   -H "Content-Type: application/json" \
   --data '{
     "plan" : "instance_plan_id"
   }'
   

3. Send a GET request to the Get Instance Job endpoint to monitor and get availble information for the upgrade plan instance job.
   console

   $ curl "https://api.vultr.com/v2/instances/jobs/{job-id}" \
       -X GET \
       -H "Authorization: Bearer ${VULTR_API_KEY}"

Vultr CLI

1. List all available instances and note your target instance’s ID.
   console

   $ vultr-cli instance list
   

2. List all available plans the instance can resize to.
   console

   $ vultr-cli instance plan list <instance-id>
   

3. Resize the instance to a new plan.
   console

   $ vultr-cli instance plan upgrade <instance-id> --plan <instance_plan_id>

Terraform

1. Open your Terraform configuration and locate the Cloud Compute instance resource.
2. Update the plan attribute with the new instance plan ID.
   terraform

   resource "vultr_instance" "cc" {
       label    = "cc-instance-1"
       region   = "del"
       plan     = "vc2-4c-8gb" # Updated plan ID for more vCPUs/RAM/Storage
       os_id    = 2284
       hostname = "cc-instance-1"
   }
   

3. Apply the configuration and observe the following output:

   Apply complete! Resources: 0 added, 1 changed, 0 destroyed.