boxes.dev vs Vercel Sandbox

boxes.dev costs $0.1875 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated Oct 14, 2026

boxes.dev

Cloud computers for Claude Code and Codex.

Isolation: Not listed
Free tier: Trial, $0, 20 hours of compute included
Max session: Not listed

Visit site boxes.dev profile

Vercel Sandbox

Isolated Linux microVMs for running untrusted code.

Isolation: Firecracker microVM
Free tier: 5 CPU-hours every month
Max session: 24 hours

Visit site Vercel Sandbox profile

What is different

7 fields differ. The rest are the same or not listed.

Field

boxes.dev

Vercel Sandbox

vCPU, per hour: boxes.dev: $0.1875; Vercel Sandbox: $0.128
RAM, per GiB-hour: boxes.dev: Included; Vercel Sandbox: $0.0212
Free tier: boxes.dev: Trial, $0, 20 hours of compute included; Vercel Sandbox: 5 CPU-hours every month
Paid plan from: boxes.dev: $19 / month; Vercel Sandbox: $20 / month
Billing: boxes.dev: Bundled machine time; Vercel Sandbox: Active CPU time only
Concurrent sandboxes: boxes.dev: Up to 10; Vercel Sandbox: Up to 10,000
Integrations: boxes.dev: Claude Code; Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code

Full comparison

18 fields, at each provider's list price

boxes.devboxes.dev

Vercel Sandboxvercel.com/docs/sandbox/pricingvercel.com

Pricing

vCPU, per hour: boxes.dev: $0.1875; Vercel Sandbox: $0.128
RAM, per GiB-hour: boxes.dev: Included; Vercel Sandbox: $0.0212
Storage: boxes.dev: Not listed; Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier: boxes.dev: Trial, $0, 20 hours of compute included; Vercel Sandbox: 5 CPU-hours every month
Paid plan from: boxes.dev: $19 / month; Vercel Sandbox: $20 / month
Billing: boxes.dev: Bundled machine time; Vercel Sandbox: Active CPU time only

Limits

Max session: boxes.dev: Not listed; Vercel Sandbox: 24 hours
Idle stop: boxes.dev: Not listed; Vercel Sandbox: Not listed
Largest sandbox: boxes.dev: Not listed; Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes: boxes.dev: Up to 10; Vercel Sandbox: Up to 10,000

Platform

Isolation: boxes.dev: Not listed; Vercel Sandbox: Firecracker microVM
GPU: boxes.dev: Not listed; Vercel Sandbox: Not listed
Snapshots: boxes.dev:; Vercel Sandbox:
Pause and resume: boxes.dev:; Vercel Sandbox:

Developer

SDKs: boxes.dev: Not listed; Vercel Sandbox: Python, JavaScript / TypeScript
Integrations: boxes.dev: Claude Code; Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code

Trust

License: boxes.dev: Not listed; Vercel Sandbox: Not listed
BYOC: boxes.dev: Not listed; Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Size

boxes.dev

Vercel Sandbox

1 vCPU · 2 GiB: boxes.dev: $0.188; Vercel Sandbox: $0.170
2 vCPU · 4 GiB: boxes.dev: $0.375; Vercel Sandbox: $0.341
4 vCPU · 8 GiB: boxes.dev: $0.750; Vercel Sandbox: $0.682

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Vercel Sandbox fits when

You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK or the Vercel AI SDK.
You want the lower list price: $0.341 against $0.375 an hour for 2 vCPU and 4 GiB.
Your code waits a lot: CPU is billed only while it is in use.
You need SOC 2 Type II.

More comparisons

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boxes.dev

Vercel Sandbox

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Vercel Sandbox fits when

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