Caged vs Sandbox as a Service

Caged costs $0.06 per vCPU-hour and Sandbox as a Service costs $0.045 per vCPU-hour. Caged runs Firecracker microVMs and limits a session to 4 hours. Sandbox as a Service runs full VMs and limits a session to 24 hours.

Updated

Caged

Isolation
Firecracker microVM
Free tier
Free plan, 5 sandboxes a day
Max session
4 hours

Sandbox as a Service

Isolation
Full VM
Free tier
$5 credit
Max session
24 hours

What is different

7 fields differ. The rest are the same or not listed.

Caged
Sandbox as a Service
vCPU, per hour
Caged: $0.06
Sandbox as a Service: $0.045
Free tier
Caged: Free plan, 5 sandboxes a day
Sandbox as a Service: $5 credit
Paid plan from
Caged: $29 / month
Sandbox as a Service: Pay as you go
Max session
Caged: 4 hours
Sandbox as a Service: 24 hours
Largest sandbox
Caged: 8 vCPU · 8 GiB
Sandbox as a Service: 8 vCPU · 16 GiB
Concurrent sandboxes
Caged: Up to 5
Sandbox as a Service: Up to 20
Isolation
Caged: Firecracker microVM
Sandbox as a Service: Full VM

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Caged: $0.06
Sandbox as a Service: $0.045
RAM, per GiB-hour
Caged: Included
Sandbox as a Service: Included
Storage
Caged: Free
Sandbox as a Service: Not listed
Free tier
Caged: Free plan, 5 sandboxes a day
Sandbox as a Service: $5 credit
Paid plan from
Caged: $29 / month
Sandbox as a Service: Pay as you go
Billing
Caged: Bundled machine time
Sandbox as a Service: Bundled machine time

Limits

Max session
Caged: 4 hours
Sandbox as a Service: 24 hours
Idle stop
Caged: Not listed
Sandbox as a Service: Not listed
Largest sandbox
Caged: 8 vCPU · 8 GiB
Sandbox as a Service: 8 vCPU · 16 GiB
Concurrent sandboxes
Caged: Up to 5
Sandbox as a Service: Up to 20

Platform

Isolation
Caged: Firecracker microVM
Sandbox as a Service: Full VM
GPU
Caged: Not listed
Sandbox as a Service: Not listed
Snapshots
Caged: Not listed
Sandbox as a Service:
Pause and resume
Caged: Not listed
Sandbox as a Service: Not listed

Developer

SDKs
Caged: Not listed
Sandbox as a Service: Python, JavaScript / TypeScript
Integrations
Caged: MCP
Sandbox as a Service: MCP

Trust

License
Caged: Not listed
Sandbox as a Service: Not listed
BYOC
Caged: Not listed
Sandbox as a Service: Not listed

Hourly cost

One sandbox running for one hour

Caged
Sandbox as a Service
1 vCPU · 2 GiB
Caged: $0.060
Sandbox as a Service: $0.045
2 vCPU · 4 GiB
Caged: $0.120
Sandbox as a Service: $0.090
4 vCPU · 8 GiB
Caged: $0.240
Sandbox as a Service: $0.180

Compute only, at list rates.

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Which one fits

Based on the fields above

Caged fits when

  • You want each sandbox in its own microVM.

Sandbox as a Service fits when

  • A session must run longer than 4 hours.
  • You want to pay only for usage, with no plan fee.
  • You want each sandbox to be a full VM.
  • You want the lower list price: $0.090 against $0.120 an hour for 2 vCPU and 4 GiB.

More comparisons

See all comparisons

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