Prized Sandboxes vs Shellbox

Prized Sandboxes costs $0.04 per vCPU-hour and Shellbox costs $0.01 per vCPU-hour. Prized Sandboxes runs Firecracker microVMs and limits a session to 24 hours. Shellbox runs Firecracker microVMs and has no session limit.

Updated

Prized Sandboxes

Isolation
Firecracker microVM
Free tier
$30 credit, one time
Max session
24 hours

Shellbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

What is different

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

Prized Sandboxes
Shellbox
vCPU, per hour
Prized Sandboxes: $0.04
Shellbox: $0.01
RAM, per GiB-hour
Prized Sandboxes: $0.0125
Shellbox: Included
Storage
Prized Sandboxes: $0.0001 per GiB-hour
Shellbox: A stopped box costs $0.50 per x1 slot per month
Billing
Prized Sandboxes: Per second
Shellbox: Bundled machine time
Max session
Prized Sandboxes: 24 hours
Shellbox: No limit
Largest sandbox
Prized Sandboxes: 32 vCPU · 128 GiB
Shellbox: 16 vCPU · 32 GiB
Concurrent sandboxes
Prized Sandboxes: Up to 50
Shellbox: Up to 16

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Prized Sandboxes: $0.04
Shellbox: $0.01
RAM, per GiB-hour
Prized Sandboxes: $0.0125
Shellbox: Included
Storage
Prized Sandboxes: $0.0001 per GiB-hour
Shellbox: A stopped box costs $0.50 per x1 slot per month
Free tier
Prized Sandboxes: $30 credit, one time
Shellbox: Not listed
Paid plan from
Prized Sandboxes: Pay as you go
Shellbox: Pay as you go
Billing
Prized Sandboxes: Per second
Shellbox: Bundled machine time

Limits

Max session
Prized Sandboxes: 24 hours
Shellbox: No limit
Idle stop
Prized Sandboxes: Not listed
Shellbox: After 2 minutes
Largest sandbox
Prized Sandboxes: 32 vCPU · 128 GiB
Shellbox: 16 vCPU · 32 GiB
Concurrent sandboxes
Prized Sandboxes: Up to 50
Shellbox: Up to 16

Platform

Isolation
Prized Sandboxes: Firecracker microVM
Shellbox: Firecracker microVM
GPU
Prized Sandboxes: No
Shellbox: Not listed
Snapshots
Prized Sandboxes: Not listed
Shellbox:
Pause and resume
Prized Sandboxes:
Shellbox:

Developer

SDKs
Prized Sandboxes: Not listed
Shellbox: Not listed
Integrations
Prized Sandboxes: Not listed
Shellbox: Claude Code

Trust

License
Prized Sandboxes: Not listed
Shellbox: Not listed
BYOC
Prized Sandboxes: Not listed
Shellbox: Not listed

Hourly cost

One sandbox running for one hour

Prized Sandboxes
Shellbox
1 vCPU · 2 GiB
Prized Sandboxes: $0.065
Shellbox: $0.010
2 vCPU · 4 GiB
Prized Sandboxes: $0.130
Shellbox: $0.020
4 vCPU · 8 GiB
Prized Sandboxes: $0.260
Shellbox: $0.040

Compute only, at list rates.

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Which one fits

Based on the fields above

Prized Sandboxes fits when

  • You need a sandbox larger than 16 vCPU · 32 GiB.

Shellbox fits when

  • A session must run longer than 24 hours.
  • You use Claude Code.
  • You want the lower list price: $0.020 against $0.130 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.

More comparisons

See all comparisons

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