> ## Documentation Index
> Fetch the complete documentation index at: https://docs.machine0.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Sizes

> MCP tool for listing VM sizes and pricing.

## size\_list

List available sizes with pricing and regional availability.

**Parameters:** None

Returns an array of size objects:

| Field               | Description                                                 |
| ------------------- | ----------------------------------------------------------- |
| `size`              | Size identifier                                             |
| `vcpu`              | Virtual CPUs                                                |
| `ramGb`             | RAM in GB                                                   |
| `diskGb`            | Disk in GB                                                  |
| `pricePerHourMicro` | Price per hour in micro-units (divide by 1,000,000 for USD) |
| `gpu`               | GPU type or `null`                                          |
| `regions`           | Available regions                                           |

See [Pricing](/introduction/pricing) for the full table.