{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/plan",
  "title": "plan",
  "type": "string",
  "enum": [
    "starter",
    "starter_plus",
    "standard",
    "standard_plus",
    "pro",
    "pro_plus",
    "pro_max",
    "pro_ultra",
    "free",
    "custom"
  ],
  "example": "starter",
  "description": "The instance type to use. Note that base services on any paid instance type can't create preview instances with the `free` instance type."
}