Agent Sandbox vs Caged

Caged costs $0.06 per vCPU-hour. Agent Sandbox runs containers. Caged runs Firecracker microVMs and limits a session to 4 hours.

Updated

Agent Sandbox

Isolation
Container
Free tier
$10 credit with a Google sign-in
Max session
Not listed

Caged

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

What is different

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

Agent Sandbox
Caged
Storage
Agent Sandbox: $0.0005 per MB for output files
Caged: Free
Free tier
Agent Sandbox: $10 credit with a Google sign-in
Caged: Free plan, 5 sandboxes a day
Paid plan from
Agent Sandbox: Pay as you go
Caged: $29 / month
Billing
Agent Sandbox: Per second
Caged: Bundled machine time
Isolation
Agent Sandbox: Container
Caged: Firecracker microVM

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Agent Sandbox: Not listed
Caged: $0.06
RAM, per GiB-hour
Agent Sandbox: Not listed
Caged: Included
Storage
Agent Sandbox: $0.0005 per MB for output files
Caged: Free
Free tier
Agent Sandbox: $10 credit with a Google sign-in
Caged: Free plan, 5 sandboxes a day
Paid plan from
Agent Sandbox: Pay as you go
Caged: $29 / month
Billing
Agent Sandbox: Per second
Caged: Bundled machine time

Limits

Max session
Agent Sandbox: Not listed
Caged: 4 hours
Idle stop
Agent Sandbox: After 5 minutes
Caged: Not listed
Largest sandbox
Agent Sandbox: Not listed
Caged: 8 vCPU · 8 GiB
Concurrent sandboxes
Agent Sandbox: Not listed
Caged: Up to 5

Platform

Isolation
Agent Sandbox: Container
Caged: Firecracker microVM
GPU
Agent Sandbox: Not listed
Caged: Not listed
Snapshots
Agent Sandbox: Not listed
Caged: Not listed
Pause and resume
Agent Sandbox: Not listed
Caged: Not listed

Developer

SDKs
Agent Sandbox: Python
Caged: Not listed
Integrations
Agent Sandbox: Not listed
Caged: MCP

Trust

License
Agent Sandbox: Not listed
Caged: Not listed
BYOC
Agent Sandbox: Not listed
Caged: Not listed

Hourly cost

One sandbox running for one hour

Agent Sandbox
Caged
1 vCPU · 2 GiB
Agent Sandbox: Not listed
Caged: $0.060
2 vCPU · 4 GiB
Agent Sandbox: Not listed
Caged: $0.120
4 vCPU · 8 GiB
Agent Sandbox: Not listed
Caged: $0.240

Compute only, at list rates.

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Which one fits

Based on the fields above

Agent Sandbox fits when

  • You want to pay only for usage, with no plan fee.

Caged fits when

  • You want each sandbox in its own microVM.
  • You use MCP.

More comparisons

See all comparisons

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