Prime Sandboxes vs Vercel Sandbox

Prime Sandboxes costs $0.02 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. Prime Sandboxes runs microVMs and has no session limit. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

Prime Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
No limit

Vercel Sandbox

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

What is different

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

Prime Sandboxes
Vercel Sandbox
vCPU, per hour
Prime Sandboxes: $0.02
Vercel Sandbox: $0.128
RAM, per GiB-hour
Prime Sandboxes: $0.0125
Vercel Sandbox: $0.0212
Storage
Prime Sandboxes: $0.0002 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Paid plan from
Prime Sandboxes: Pay as you go
Vercel Sandbox: $20 / month
Billing
Prime Sandboxes: Per second
Vercel Sandbox: Active CPU time only
Max session
Prime Sandboxes: No limit
Vercel Sandbox: 24 hours
Largest sandbox
Prime Sandboxes: 16 vCPU · 64 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Prime Sandboxes: Up to 1,024
Vercel Sandbox: Up to 10,000
Isolation
Prime Sandboxes: MicroVM
Vercel Sandbox: Firecracker microVM
SDKs
Prime Sandboxes: Python
Vercel Sandbox: Python, JavaScript / TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Prime Sandboxes: $0.02
Vercel Sandbox: $0.128
RAM, per GiB-hour
Prime Sandboxes: $0.0125
Vercel Sandbox: $0.0212
Storage
Prime Sandboxes: $0.0002 per GiB-hour
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
Prime Sandboxes: Not listed
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Prime Sandboxes: Pay as you go
Vercel Sandbox: $20 / month
Billing
Prime Sandboxes: Per second
Vercel Sandbox: Active CPU time only

Limits

Max session
Prime Sandboxes: No limit
Vercel Sandbox: 24 hours
Idle stop
Prime Sandboxes: Not listed
Vercel Sandbox: Not listed
Largest sandbox
Prime Sandboxes: 16 vCPU · 64 GiB
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Prime Sandboxes: Up to 1,024
Vercel Sandbox: Up to 10,000

Platform

Isolation
Prime Sandboxes: MicroVM
Vercel Sandbox: Firecracker microVM
GPU
Prime Sandboxes: Not listed
Vercel Sandbox: Not listed
Snapshots
Prime Sandboxes:
Vercel Sandbox:
Pause and resume
Prime Sandboxes: Not listed
Vercel Sandbox:

Developer

SDKs
Prime Sandboxes: Python
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Prime Sandboxes: Not listed
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK

Trust

License
Prime Sandboxes: Not listed
Vercel Sandbox: Not listed
BYOC
Prime Sandboxes: Not listed
Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Prime Sandboxes
Vercel Sandbox
1 vCPU · 2 GiB
Prime Sandboxes: $0.045
Vercel Sandbox: $0.170
2 vCPU · 4 GiB
Prime Sandboxes: $0.090
Vercel Sandbox: $0.341
4 vCPU · 8 GiB
Prime Sandboxes: $0.180
Vercel Sandbox: $0.682

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Prime Sandboxes fits when

  • A session must run longer than 24 hours.
  • You want to pay only for usage, with no plan fee.
  • You want the lower list price: $0.090 against $0.341 an hour for 2 vCPU and 4 GiB.
  • You need a sandbox larger than 8 vCPU · 16 GiB.

Vercel Sandbox fits when

  • You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK or the Vercel AI SDK.
  • You need pause and resume.
  • 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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