Prime Sandboxes vs Shellbox
Prime Sandboxes costs $0.02 per vCPU-hour and Shellbox costs $0.01 per vCPU-hour. Prime Sandboxes runs microVMs and has no session limit. Shellbox runs Firecracker microVMs and has no session limit.
Updated
Prime Sandboxes
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- No limit
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
What is different
7 fields differ. The rest are the same or not listed.
Prime Sandboxes
Shellbox
- vCPU, per hour
- Prime Sandboxes: $0.02
- Shellbox: $0.01
- RAM, per GiB-hour
- Prime Sandboxes: $0.0125
- Shellbox: Included
- Storage
- Prime Sandboxes: $0.0002 per GiB-hour
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Billing
- Prime Sandboxes: Per second
- Shellbox: Bundled machine time
- Largest sandbox
- Prime Sandboxes: 16 vCPU · 64 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Prime Sandboxes: Up to 1,024
- Shellbox: Up to 16
- Isolation
- Prime Sandboxes: MicroVM
- Shellbox: Firecracker microVM
Full comparison
18 fields, at each provider's list price
Prime Sandboxesdocs
Shellboxshellbox
Pricing
- vCPU, per hour
- Prime Sandboxes: $0.02
- Shellbox: $0.01
- RAM, per GiB-hour
- Prime Sandboxes: $0.0125
- Shellbox: Included
- Storage
- Prime Sandboxes: $0.0002 per GiB-hour
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- Prime Sandboxes: Not listed
- Shellbox: Not listed
- Paid plan from
- Prime Sandboxes: Pay as you go
- Shellbox: Pay as you go
- Billing
- Prime Sandboxes: Per second
- Shellbox: Bundled machine time
Limits
- Max session
- Prime Sandboxes: No limit
- Shellbox: No limit
- Idle stop
- Prime Sandboxes: Not listed
- Shellbox: After 2 minutes
- Largest sandbox
- Prime Sandboxes: 16 vCPU · 64 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Prime Sandboxes: Up to 1,024
- Shellbox: Up to 16
Platform
- Isolation
- Prime Sandboxes: MicroVM
- Shellbox: Firecracker microVM
- GPU
- Prime Sandboxes: Not listed
- Shellbox: Not listed
- Snapshots
- Prime Sandboxes:
- Shellbox:
- Pause and resume
- Prime Sandboxes: Not listed
- Shellbox:
Developer
- SDKs
- Prime Sandboxes: Python
- Shellbox: Not listed
- Integrations
- Prime Sandboxes: Not listed
- Shellbox: Claude Code
Trust
- License
- Prime Sandboxes: Not listed
- Shellbox: Not listed
- BYOC
- Prime Sandboxes: Not listed
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
Prime Sandboxes
Shellbox
- 1 vCPU · 2 GiB
- Prime Sandboxes: $0.045
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- Prime Sandboxes: $0.090
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- Prime Sandboxes: $0.180
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Prime Sandboxes fits when
- You need a sandbox larger than 16 vCPU · 32 GiB.
Shellbox fits when
- You use Claude Code.
- You want the lower list price: $0.020 against $0.090 an hour for 2 vCPU and 4 GiB.
- You need pause and resume.
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