Deno Sandbox vs Sandbox as a Service

Deno Sandbox costs $0.10 per vCPU-hour and Sandbox as a Service costs $0.045 per vCPU-hour. Deno Sandbox runs Firecracker microVMs and limits a session to 30 minutes. Sandbox as a Service runs full VMs and limits a session to 24 hours.

Updated

Deno Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
30 minutes

Sandbox as a Service

Isolation
Full VM
Free tier
$5 credit
Max session
24 hours

What is different

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

Deno Sandbox
Sandbox as a Service
vCPU, per hour
Deno Sandbox: $0.10
Sandbox as a Service: $0.045
RAM, per GiB-hour
Deno Sandbox: $0.025
Sandbox as a Service: Included
Paid plan from
Deno Sandbox: $20 / month
Sandbox as a Service: Pay as you go
Billing
Deno Sandbox: Active CPU time only
Sandbox as a Service: Bundled machine time
Max session
Deno Sandbox: 30 minutes
Sandbox as a Service: 24 hours
Largest sandbox
Deno Sandbox: 2 vCPU · 4 GiB
Sandbox as a Service: 8 vCPU · 16 GiB
Isolation
Deno Sandbox: Firecracker microVM
Sandbox as a Service: Full VM
SDKs
Deno Sandbox: JavaScript / TypeScript, Python
Sandbox as a Service: Python, JavaScript / TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Deno Sandbox: $0.10
Sandbox as a Service: $0.045
RAM, per GiB-hour
Deno Sandbox: $0.025
Sandbox as a Service: Included
Storage
Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
Sandbox as a Service: Not listed
Free tier
Deno Sandbox: Not listed
Sandbox as a Service: $5 credit
Paid plan from
Deno Sandbox: $20 / month
Sandbox as a Service: Pay as you go
Billing
Deno Sandbox: Active CPU time only
Sandbox as a Service: Bundled machine time

Limits

Max session
Deno Sandbox: 30 minutes
Sandbox as a Service: 24 hours
Idle stop
Deno Sandbox: Not listed
Sandbox as a Service: Not listed
Largest sandbox
Deno Sandbox: 2 vCPU · 4 GiB
Sandbox as a Service: 8 vCPU · 16 GiB
Concurrent sandboxes
Deno Sandbox: Up to 20
Sandbox as a Service: Up to 20

Platform

Isolation
Deno Sandbox: Firecracker microVM
Sandbox as a Service: Full VM
GPU
Deno Sandbox: Not listed
Sandbox as a Service: Not listed
Snapshots
Deno Sandbox:
Sandbox as a Service:
Pause and resume
Deno Sandbox: Not listed
Sandbox as a Service: Not listed

Developer

SDKs
Deno Sandbox: JavaScript / TypeScript, Python
Sandbox as a Service: Python, JavaScript / TypeScript
Integrations
Deno Sandbox: Not listed
Sandbox as a Service: MCP

Trust

License
Deno Sandbox: Not listed
Sandbox as a Service: Not listed
BYOC
Deno Sandbox: Not listed
Sandbox as a Service: Not listed

Hourly cost

One sandbox running for one hour

Deno Sandbox
Sandbox as a Service
1 vCPU · 2 GiB
Deno Sandbox: $0.150
Sandbox as a Service: $0.045
2 vCPU · 4 GiB
Deno Sandbox: $0.300
Sandbox as a Service: $0.090
4 vCPU · 8 GiB
Deno Sandbox: $0.600
Sandbox as a Service: $0.180

Compute only, at list rates.

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Which one fits

Based on the fields above

Deno Sandbox fits when

  • You want each sandbox in its own microVM.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2, ISO 27001 and HIPAA.

Sandbox as a Service fits when

  • A session must run longer than 30 minutes.
  • You want to pay only for usage, with no plan fee.
  • You want each sandbox to be a full VM.
  • You use MCP.

More comparisons

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