import reflex as rx

Machine Types

Machine types define the CPU and RAM allocated to each app instance.

Change the machine type in Reflex Build

1. Open Deployments and select the app.
2. Open Settings > Scale.
3. Review the current CPU, RAM, and machine type.
4. Select Change VM, choose a machine type, and review the change before confirming.

rx.image(
    src="https://web.reflex-assets.dev/docs-preview/hosting/settings_scale.webp",
    alt="Scale settings with the current and available VM types",
    class_name="rounded-md h-auto mb-4",
    border=f"0.81px solid {rx.color('slate', 5)}",
)

Persistent Machine is visible on this page but is currently marked Coming soon.

Use machine types from the CLI

List the machine types available to your organization:

reflex cloud vmtypes

Pass the selected ID with --vmtype when you deploy:

reflex deploy --project <PROJECT_ID> --vmtype c2m4

CLI arguments override the corresponding value in cloud.yml or pyproject.toml. See Cloud Configuration File.