Shellbox vs Unikraft Cloud
Shellbox costs $0.01 per vCPU-hour. Shellbox runs Firecracker microVMs and has no session limit. Unikraft Cloud runs Firecracker microVMs and offers GPUs.
Updated
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
Unikraft Cloud
- Isolation
- Firecracker microVM
- Free tier
- Hobby plan, free forever
- Max session
- Not listed
What is different
2 fields differ. The rest are the same or not listed.
Shellbox
Unikraft Cloud
- Paid plan from
- Shellbox: Pay as you go
- Unikraft Cloud: $39 / month
- Concurrent sandboxes
- Shellbox: Up to 16
- Unikraft Cloud: Up to 24
Full comparison
18 fields, at each provider's list price
Shellboxshellbox
Unikraft Cloudunikraft
Pricing
- vCPU, per hour
- Shellbox: $0.01
- Unikraft Cloud: Not listed
- RAM, per GiB-hour
- Shellbox: Included
- Unikraft Cloud: Not listed
- Storage
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Unikraft Cloud: Not listed
- Free tier
- Shellbox: Not listed
- Unikraft Cloud: Hobby plan, free forever
- Paid plan from
- Shellbox: Pay as you go
- Unikraft Cloud: $39 / month
- Billing
- Shellbox: Bundled machine time
- Unikraft Cloud: Not listed
Limits
- Max session
- Shellbox: No limit
- Unikraft Cloud: Not listed
- Idle stop
- Shellbox: After 2 minutes
- Unikraft Cloud: Not listed
- Largest sandbox
- Shellbox: 16 vCPU · 32 GiB
- Unikraft Cloud: Not listed
- Concurrent sandboxes
- Shellbox: Up to 16
- Unikraft Cloud: Up to 24
Platform
- Isolation
- Shellbox: Firecracker microVM
- Unikraft Cloud: Firecracker microVM
- GPU
- Shellbox: Not listed
- Unikraft Cloud:
- Snapshots
- Shellbox:
- Unikraft Cloud:
- Pause and resume
- Shellbox:
- Unikraft Cloud:
Developer
- SDKs
- Shellbox: Not listed
- Unikraft Cloud: Python, JavaScript / TypeScript, Go
- Integrations
- Shellbox: Claude Code
- Unikraft Cloud: Not listed
Trust
- License
- Shellbox: Not listed
- Unikraft Cloud: Not listed
- BYOC
- Shellbox: Not listed
- Unikraft Cloud: Enterprise plan
Hourly cost
One sandbox running for one hour
Shellbox
Unikraft Cloud
- 1 vCPU · 2 GiB
- Shellbox: $0.010
- Unikraft Cloud: Not listed
- 2 vCPU · 4 GiB
- Shellbox: $0.020
- Unikraft Cloud: Not listed
- 4 vCPU · 8 GiB
- Shellbox: $0.040
- Unikraft Cloud: Not listed
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Shellbox fits when
- You want to pay only for usage, with no plan fee.
- You use Claude Code.
Unikraft Cloud fits when
- You need GPUs.
- You need a desktop in the sandbox.
- You need the sandboxes in your own cloud account.
- You need SOC 2 Type II, HIPAA and GDPR.
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