Sandbox as a Service vs Unikraft Cloud

Sandbox as a Service costs $0.045 per vCPU-hour. Sandbox as a Service runs full VMs and limits a session to 24 hours. Unikraft Cloud runs Firecracker microVMs.

Updated

Sandbox as a Service

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

Unikraft Cloud

Isolation
Firecracker microVM
Free tier
Hobby plan, free forever
Max session
Not listed

What is different

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

Sandbox as a Service
Unikraft Cloud
Free tier
Sandbox as a Service: $5 credit
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Sandbox as a Service: Pay as you go
Unikraft Cloud: $39 / month
Concurrent sandboxes
Sandbox as a Service: Up to 20
Unikraft Cloud: Up to 24
Isolation
Sandbox as a Service: Full VM
Unikraft Cloud: Firecracker microVM
SDKs
Sandbox as a Service: Python, JavaScript / TypeScript
Unikraft Cloud: Python, JavaScript / TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Sandbox as a Service: $0.045
Unikraft Cloud: Not listed
RAM, per GiB-hour
Sandbox as a Service: Included
Unikraft Cloud: Not listed
Storage
Sandbox as a Service: Not listed
Unikraft Cloud: Not listed
Free tier
Sandbox as a Service: $5 credit
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Sandbox as a Service: Pay as you go
Unikraft Cloud: $39 / month
Billing
Sandbox as a Service: Bundled machine time
Unikraft Cloud: Not listed

Limits

Max session
Sandbox as a Service: 24 hours
Unikraft Cloud: Not listed
Idle stop
Sandbox as a Service: Not listed
Unikraft Cloud: Not listed
Largest sandbox
Sandbox as a Service: 8 vCPU · 16 GiB
Unikraft Cloud: Not listed
Concurrent sandboxes
Sandbox as a Service: Up to 20
Unikraft Cloud: Up to 24

Platform

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

Developer

SDKs
Sandbox as a Service: Python, JavaScript / TypeScript
Unikraft Cloud: Python, JavaScript / TypeScript, Go
Integrations
Sandbox as a Service: MCP
Unikraft Cloud: Not listed

Trust

License
Sandbox as a Service: Not listed
Unikraft Cloud: Not listed
BYOC
Sandbox as a Service: Not listed
Unikraft Cloud: Enterprise plan

Hourly cost

One sandbox running for one hour

Sandbox as a Service
Unikraft Cloud
1 vCPU · 2 GiB
Sandbox as a Service: $0.045
Unikraft Cloud: Not listed
2 vCPU · 4 GiB
Sandbox as a Service: $0.090
Unikraft Cloud: Not listed
4 vCPU · 8 GiB
Sandbox as a Service: $0.180
Unikraft Cloud: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Sandbox as a Service fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox to be a full VM.
  • You use MCP.

Unikraft Cloud fits when

  • You want each sandbox in its own microVM.
  • You need pause and resume.
  • You need the sandboxes in your own cloud account.
  • You need SOC 2 Type II, HIPAA and GDPR.

More comparisons

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