Prime Sandboxes vs xShellz Agent Shell

Prime Sandboxes costs $0.02 per vCPU-hour. Prime Sandboxes runs microVMs and has no session limit. xShellz Agent Shell runs gVisor and has no session limit.

Updated

Prime Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
No limit

xShellz Agent Shell

Isolation
gVisor
Free tier
Free plan, 1 box with 0.5 vCPU and 512 MB
Max session
No limit

What is different

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

Prime Sandboxes
xShellz Agent Shell
RAM, per GiB-hour
Prime Sandboxes: $0.0125
xShellz Agent Shell: Included
Storage
Prime Sandboxes: $0.0002 per GiB-hour
xShellz Agent Shell: Free
Paid plan from
Prime Sandboxes: Pay as you go
xShellz Agent Shell: $10 / month
Billing
Prime Sandboxes: Per second
xShellz Agent Shell: Bundled machine time
Largest sandbox
Prime Sandboxes: 16 vCPU · 64 GiB
xShellz Agent Shell: 4 vCPU · 4 GiB
Concurrent sandboxes
Prime Sandboxes: Up to 1,024
xShellz Agent Shell: Up to 5
Isolation
Prime Sandboxes: MicroVM
xShellz Agent Shell: gVisor
SDKs
Prime Sandboxes: Python
xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Prime Sandboxes: $0.02
xShellz Agent Shell: Not listed
RAM, per GiB-hour
Prime Sandboxes: $0.0125
xShellz Agent Shell: Included
Storage
Prime Sandboxes: $0.0002 per GiB-hour
xShellz Agent Shell: Free
Free tier
Prime Sandboxes: Not listed
xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Paid plan from
Prime Sandboxes: Pay as you go
xShellz Agent Shell: $10 / month
Billing
Prime Sandboxes: Per second
xShellz Agent Shell: Bundled machine time

Limits

Max session
Prime Sandboxes: No limit
xShellz Agent Shell: No limit
Idle stop
Prime Sandboxes: Not listed
xShellz Agent Shell: Not listed
Largest sandbox
Prime Sandboxes: 16 vCPU · 64 GiB
xShellz Agent Shell: 4 vCPU · 4 GiB
Concurrent sandboxes
Prime Sandboxes: Up to 1,024
xShellz Agent Shell: Up to 5

Platform

Isolation
Prime Sandboxes: MicroVM
xShellz Agent Shell: gVisor
GPU
Prime Sandboxes: Not listed
xShellz Agent Shell: Not listed
Snapshots
Prime Sandboxes:
xShellz Agent Shell: Not listed
Pause and resume
Prime Sandboxes: Not listed
xShellz Agent Shell:

Developer

SDKs
Prime Sandboxes: Python
xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations
Prime Sandboxes: Not listed
xShellz Agent Shell: MCP, Claude Code

Trust

License
Prime Sandboxes: Not listed
xShellz Agent Shell: Not listed
BYOC
Prime Sandboxes: Not listed
xShellz Agent Shell: Not listed

Hourly cost

One sandbox running for one hour

Prime Sandboxes
xShellz Agent Shell
1 vCPU · 2 GiB
Prime Sandboxes: $0.045
xShellz Agent Shell: Not listed
2 vCPU · 4 GiB
Prime Sandboxes: $0.090
xShellz Agent Shell: Not listed
4 vCPU · 8 GiB
Prime Sandboxes: $0.180
xShellz Agent Shell: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Prime Sandboxes 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 a sandbox larger than 4 vCPU · 4 GiB.

xShellz Agent Shell fits when

  • You use MCP or Claude Code.
  • You need pause and resume.
  • You need GDPR.

More comparisons

See all comparisons

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