Sandboxer vs Prized

Prized rents dedicated Ubuntu 24.04 boxes that sync with your laptop, and offers beta Firecracker microVM sandboxes through an HTTP API and CLI. It is closest to Sandboxer in its sandbox product, which prices at about $0.26 an hour for 4 vCPU / 8 GB. Pick Prized for laptop-synced dev boxes; pick Sandboxer for full VMs with nested KVM and a coding-agent API.

Checked against Prized's public docs on October 24, 2026. Sources are linked in the table and listed below.

At a glance

Sandboxer and Prized compared
Capability	Sandboxer	Prized
Isolation	microVM Cloud Hypervisor, its own kernel	Firecracker microVM (sandboxes); dedicated VM (boxes)
Full Linux with root	Ubuntu 24.04, sudo, systemd	Boxes run Ubuntu 24.04 with root.
Docker inside	Preinstalled	Docker preinstalled with compose and buildx on boxes.
Nested virtualization (/dev/kvm)		Docs say nested virtualization is off and KVM is not available inside a box; sandboxes not stated.
Pause and resume with memory	Running processes come back	partial Sandboxes can be paused; saved memory and disk count as paused storage. Boxes sleep and pay disk only.
Fork a sandbox	Copy-on-write disk copy that boots fresh	Sandboxes can fork into many live copies.
HTTPS URL per port	Private with a token, or public	partial Box ports appear on your laptop's localhost; ports can be shared by link with workspace members. Public URLs not described.
Longest session	No limit on paid plans Auto-stop is up to 30 days or off	free tier: 60 minutes per sandbox Paid limits not stated.
Billing	Per second, flat rate per size Stopped sandboxes are free	per second (sandboxes, vCPU + memory + disk); hourly awake/asleep (boxes)
GPUs
Self-host or open source
Regions	US East (Virginia) and EU Central (Finland)

= not documented publicly.

Price for one 4 vCPU, 8 GB machine

Sandboxer

$0.036/hour

Flat per-second rate for the default size

Prized

$0.26/hour

Sandbox: 4 vCPU x $0.04 + 8 GB x $0.0125 + 10 GB disk x $0.0001 = $0.261 per hour

List prices from each provider's pricing page, before free credits, plans and storage. This compares price only.

Where Prized is strong

Sandboxes are Firecracker microVMs billed per second with pause that keeps memory.
Fork into many live copies is documented.
Boxes sync with the laptop and show server ports as localhost.
$30 free credit with no card.

Where Sandboxer differs

Prized sandboxes are in beta; Sandboxer runs full Ubuntu VMs with systemd.
Prized boxes do not offer nested KVM per its docs (not stated for sandboxes), and per-port public URLs are not documented; Sandboxer provides /dev/kvm and HTTPS URLs for any port.
Sandboxer ships coding agents preinstalled and plan-based concurrency.

Pick Prized if

You want a persistent remote box that syncs with your laptop.
You need live-process forks of sandboxes.
You want $30 of credit with no card.

Pick Sandboxer if

You need a full Ubuntu 24.04 VM with root, systemd, Docker and nested KVM, with agents like Claude Code and Codex preinstalled.
You want stop to save memory and disk and resume to bring processes back, with stopped sandboxes costing nothing.
You want a REST API, CLI, TypeScript and Python SDKs, and an MCP server on per-second billing.

Sources

Products change. If something here is out of date, email hello@sandboxer.com and we'll fix it. Prized is a trademark of its owner. Sandboxer is an independent product and is not affiliated with Prized.

Other comparisons

Sandboxer vs E2B

Firecracker microVMs with memory-preserving pause and fork, and an open-source stack.

Compare

Sandboxer vs Daytona

Many sandbox classes, from containers to VMs, Windows and GPUs.

Compare

Sandboxer vs Modal

Massive scale and GPUs for short-lived sandboxes, gVisor by default.

Compare

Sandboxer vs Vercel Sandbox

Firecracker microVMs billed on active CPU, inside the Vercel platform.

Compare

All 201 comparisons