Caged vs Phonebox

Caged costs $0.06 per vCPU-hour. Caged runs Firecracker microVMs and limits a session to 4 hours. Phonebox limits a session to 3 hours.

Updated

Caged

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

Phonebox

Isolation
Not listed
Free tier
$2 starter credit, one time, no card
Max session
3 hours

What is different

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

Caged
Phonebox
Free tier
Caged: Free plan, 5 sandboxes a day
Phonebox: $2 starter credit, one time, no card
Paid plan from
Caged: $29 / month
Phonebox: Pay as you go
Max session
Caged: 4 hours
Phonebox: 3 hours
Integrations
Caged: MCP, Claude Code
Phonebox: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Caged: $0.06
Phonebox: Not listed
RAM, per GiB-hour
Caged: Included
Phonebox: Not listed
Storage
Caged: Free
Phonebox: Not listed
Free tier
Caged: Free plan, 5 sandboxes a day
Phonebox: $2 starter credit, one time, no card
Paid plan from
Caged: $29 / month
Phonebox: Pay as you go
Billing
Caged: Bundled machine time
Phonebox: Bundled machine time

Limits

Max session
Caged: 4 hours
Phonebox: 3 hours
Idle stop
Caged: Not listed
Phonebox: After 5 minutes
Largest sandbox
Caged: 8 vCPU · 8 GiB
Phonebox: Not listed
Concurrent sandboxes
Caged: Up to 5
Phonebox: Up to 5

Platform

Isolation
Caged: Firecracker microVM
Phonebox: Not listed
GPU
Caged: Not listed
Phonebox: Not listed
Snapshots
Caged: Not listed
Phonebox: Not listed
Pause and resume
Caged: Not listed
Phonebox:

Developer

SDKs
Caged: Not listed
Phonebox: TypeScript
Integrations
Caged: MCP, Claude Code
Phonebox: MCP

Trust

License
Caged: Not listed
Phonebox: Not listed
BYOC
Caged: Not listed
Phonebox: Not listed

Hourly cost

One sandbox running for one hour

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

Compute only, at list rates.

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Which one fits

Based on the fields above

Caged fits when

  • A session must run longer than 3 hours.
  • You use Claude Code.

Phonebox fits when

  • You want to pay only for usage, with no plan fee.
  • You need pause and resume.

More comparisons

See all comparisons

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