Docker Sandboxes vs Shellbox
Docker Sandboxes costs $0.07 per vCPU-hour and Shellbox costs $0.01 per vCPU-hour. Docker Sandboxes runs microVMs and limits a session to 24 hours. Shellbox runs Firecracker microVMs and has no session limit.
Updated
Docker Sandboxes
- Isolation
- MicroVM
- Free tier
- $25 credit, one time
- Max session
- 24 hours
Shellbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- No limit
What is different
6 fields differ. The rest are the same or not listed.
Docker Sandboxes
Shellbox
- vCPU, per hour
- Docker Sandboxes: $0.07
- Shellbox: $0.01
- Storage
- Docker Sandboxes: Free
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Max session
- Docker Sandboxes: 24 hours
- Shellbox: No limit
- Concurrent sandboxes
- Docker Sandboxes: Up to 10
- Shellbox: Up to 16
- Isolation
- Docker Sandboxes: MicroVM
- Shellbox: Firecracker microVM
- Integrations
- Docker Sandboxes: MCP, Claude Code
- Shellbox: Claude Code
Full comparison
18 fields, at each provider's list price
Docker Sandboxesdocker
Shellboxshellbox
Pricing
- vCPU, per hour
- Docker Sandboxes: $0.07
- Shellbox: $0.01
- RAM, per GiB-hour
- Docker Sandboxes: Included
- Shellbox: Included
- Storage
- Docker Sandboxes: Free
- Shellbox: A stopped box costs $0.50 per x1 slot per month
- Free tier
- Docker Sandboxes: $25 credit, one time
- Shellbox: Not listed
- Paid plan from
- Docker Sandboxes: Pay as you go
- Shellbox: Pay as you go
- Billing
- Docker Sandboxes: Bundled machine time
- Shellbox: Bundled machine time
Limits
- Max session
- Docker Sandboxes: 24 hours
- Shellbox: No limit
- Idle stop
- Docker Sandboxes: Not listed
- Shellbox: After 2 minutes
- Largest sandbox
- Docker Sandboxes: 16 vCPU · 32 GiB
- Shellbox: 16 vCPU · 32 GiB
- Concurrent sandboxes
- Docker Sandboxes: Up to 10
- Shellbox: Up to 16
Platform
- Isolation
- Docker Sandboxes: MicroVM
- Shellbox: Firecracker microVM
- GPU
- Docker Sandboxes: Not listed
- Shellbox: Not listed
- Snapshots
- Docker Sandboxes:
- Shellbox:
- Pause and resume
- Docker Sandboxes:
- Shellbox:
Developer
- SDKs
- Docker Sandboxes: JavaScript / TypeScript
- Shellbox: Not listed
- Integrations
- Docker Sandboxes: MCP, Claude Code
- Shellbox: Claude Code
Trust
- License
- Docker Sandboxes: Not listed
- Shellbox: Not listed
- BYOC
- Docker Sandboxes: Not listed
- Shellbox: Not listed
Hourly cost
One sandbox running for one hour
Docker Sandboxes
Shellbox
- 1 vCPU · 2 GiB
- Docker Sandboxes: $0.070
- Shellbox: $0.010
- 2 vCPU · 4 GiB
- Docker Sandboxes: $0.140
- Shellbox: $0.020
- 4 vCPU · 8 GiB
- Docker Sandboxes: $0.280
- Shellbox: $0.040
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Docker Sandboxes fits when
- You use MCP.
- You need SOC 2 Type II, ISO 27001 and GDPR.
Shellbox fits when
- A session must run longer than 24 hours.
- You want the lower list price: $0.020 against $0.140 an hour for 2 vCPU and 4 GiB.
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