Deno Sandbox vs Shellbox
Deno Sandbox costs $0.10 per vCPU-hour and Shellbox costs $0.01 per vCPU-hour. Deno Sandbox runs Firecracker microVMs and limits a session to 30 minutes. Shellbox runs Firecracker microVMs and has no session limit.
Updated
Deno Sandbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- 30 minutes
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
What is different
8 fields differ. The rest are the same or not listed.
Deno Sandbox
Shellbox
- vCPU, per hour
- Deno Sandbox: $0.10
- Shellbox: $0.01
- RAM, per GiB-hour
- Deno Sandbox: $0.025
- Shellbox: Included
- Storage
- Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Paid plan from
- Deno Sandbox: $20 / month
- Shellbox: Pay as you go
- Billing
- Deno Sandbox: Active CPU time only
- Shellbox: Bundled machine time
- Max session
- Deno Sandbox: 30 minutes
- Shellbox: No limit
- Largest sandbox
- Deno Sandbox: 2 vCPU · 4 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Deno Sandbox: Up to 20
- Shellbox: Up to 16
Full comparison
18 fields, at each provider's list price
Deno Sandboxdeno
Shellboxshellbox
Pricing
- vCPU, per hour
- Deno Sandbox: $0.10
- Shellbox: $0.01
- RAM, per GiB-hour
- Deno Sandbox: $0.025
- Shellbox: Included
- Storage
- Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- Deno Sandbox: Not listed
- Shellbox: Not listed
- Paid plan from
- Deno Sandbox: $20 / month
- Shellbox: Pay as you go
- Billing
- Deno Sandbox: Active CPU time only
- Shellbox: Bundled machine time
Limits
- Max session
- Deno Sandbox: 30 minutes
- Shellbox: No limit
- Idle stop
- Deno Sandbox: Not listed
- Shellbox: After 2 minutes
- Largest sandbox
- Deno Sandbox: 2 vCPU · 4 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Deno Sandbox: Up to 20
- Shellbox: Up to 16
Platform
- Isolation
- Deno Sandbox: Firecracker microVM
- Shellbox: Firecracker microVM
- GPU
- Deno Sandbox: Not listed
- Shellbox: Not listed
- Snapshots
- Deno Sandbox:
- Shellbox:
- Pause and resume
- Deno Sandbox: Not listed
- Shellbox:
Developer
- SDKs
- Deno Sandbox: JavaScript / TypeScript, Python
- Shellbox: Not listed
- Integrations
- Deno Sandbox: Not listed
- Shellbox: Claude Code
Trust
- License
- Deno Sandbox: Not listed
- Shellbox: Not listed
- BYOC
- Deno Sandbox: Not listed
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
Deno Sandbox
Shellbox
- 1 vCPU · 2 GiB
- Deno Sandbox: $0.150
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- Deno Sandbox: $0.300
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- Deno Sandbox: $0.600
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Deno Sandbox fits when
- Your code waits a lot: CPU is billed only while it is in use.
- You need SOC 2, ISO 27001 and HIPAA.
Shellbox fits when
- A session must run longer than 30 minutes.
- You want to pay only for usage, with no plan fee.
- You use Claude Code.
- You want the lower list price: $0.020 against $0.300 an hour for 2 vCPU and 4 GiB.
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