Containarium Cloud vs Shellbox
Shellbox costs $0.01 per vCPU-hour. Containarium Cloud runs containers. Shellbox runs Firecracker microVMs and has no session limit.
Updated
Containarium Cloud
- Isolation
- Container
- Free tier
- Not listed
- Max session
- Not listed
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
What is different
5 fields differ. The rest are the same or not listed.
Containarium Cloud
Shellbox
- Storage
- Containarium Cloud: Free
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Paid plan from
- Containarium Cloud: $20 / month
- Shellbox: Pay as you go
- Largest sandbox
- Containarium Cloud: 2 vCPU · 4 GiB
- Shellbox: 16 vCPU · 32 GiB
- Isolation
- Containarium Cloud: Container
- Shellbox: Firecracker microVM
- Integrations
- Containarium Cloud: MCP, Claude Code
- Shellbox: Claude Code
Full comparison
18 fields, at each provider's list price
Containarium Cloudcontainarium
Shellboxshellbox
Pricing
- vCPU, per hour
- Containarium Cloud: Not listed
- Shellbox: $0.01
- RAM, per GiB-hour
- Containarium Cloud: Included
- Shellbox: Included
- Storage
- Containarium Cloud: Free
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- Containarium Cloud: Not listed
- Shellbox: Not listed
- Paid plan from
- Containarium Cloud: $20 / month
- Shellbox: Pay as you go
- Billing
- Containarium Cloud: Bundled machine time
- Shellbox: Bundled machine time
Limits
- Max session
- Containarium Cloud: Not listed
- Shellbox: No limit
- Idle stop
- Containarium Cloud: Not listed
- Shellbox: After 2 minutes
- Largest sandbox
- Containarium Cloud: 2 vCPU · 4 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Containarium Cloud: Not listed
- Shellbox: Up to 16
Platform
- Isolation
- Containarium Cloud: Container
- Shellbox: Firecracker microVM
- GPU
- Containarium Cloud: Not listed
- Shellbox: Not listed
- Snapshots
- Containarium Cloud: Not listed
- Shellbox:
- Pause and resume
- Containarium Cloud: Not listed
- Shellbox:
Developer
- SDKs
- Containarium Cloud: Not listed
- Shellbox: Not listed
- Integrations
- Containarium Cloud: MCP, Claude Code
- Shellbox: Claude Code
Trust
- License
- Containarium Cloud: Apache-2.0
- Shellbox: Not listed
- BYOC
- Containarium Cloud: Sales-led, on GCP or AWS
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
Containarium Cloud
Shellbox
- 1 vCPU · 2 GiB
- Containarium Cloud: Not listed
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- Containarium Cloud: Not listed
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- Containarium Cloud: Not listed
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Containarium Cloud fits when
- You want an open-source platform (Apache-2.0) that you can self-host.
- You use MCP.
- You need the sandboxes in your own cloud account.
- You need ISO 27001.
Shellbox fits when
- You want to pay only for usage, with no plan fee.
- You want each sandbox in its own microVM.
- You need snapshots.
- You need pause and resume.
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