CreateOS Sandbox vs Sendblue Sandboxes

CreateOS Sandbox costs $0.03616363 per vCPU-hour and Sendblue Sandboxes costs $0.165 per vCPU-hour. CreateOS Sandbox runs Firecracker microVMs and has no session limit. Sendblue Sandboxes runs containers.

Updated

CreateOS Sandbox

Isolation
Firecracker microVM
Free tier
Starting credit of 500 credits
Max session
No limit

Sendblue Sandboxes

Isolation
Container
Free tier
$100 free compute, once per phone number
Max session
Not listed

What is different

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

CreateOS Sandbox
Sendblue Sandboxes
vCPU, per hour
CreateOS Sandbox: $0.03616363
Sendblue Sandboxes: $0.165
RAM, per GiB-hour
CreateOS Sandbox: $0.01159025
Sendblue Sandboxes: Included
Free tier
CreateOS Sandbox: Starting credit of 500 credits
Sendblue Sandboxes: $100 free compute, once per phone number
Billing
CreateOS Sandbox: Per second
Sendblue Sandboxes: Bundled machine time
Largest sandbox
CreateOS Sandbox: 8 vCPU · 8 GiB
Sendblue Sandboxes: 2 vCPU · 8 GiB
Concurrent sandboxes
CreateOS Sandbox: Up to 20
Sendblue Sandboxes: Up to 5
Isolation
CreateOS Sandbox: Firecracker microVM
Sendblue Sandboxes: Container
Pause and resume
CreateOS Sandbox:
Sendblue Sandboxes: No

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
CreateOS Sandbox: $0.03616363
Sendblue Sandboxes: $0.165
RAM, per GiB-hour
CreateOS Sandbox: $0.01159025
Sendblue Sandboxes: Included
Storage
CreateOS Sandbox: $0.0001584 per GiB-hour
Sendblue Sandboxes: Not listed
Free tier
CreateOS Sandbox: Starting credit of 500 credits
Sendblue Sandboxes: $100 free compute, once per phone number
Paid plan from
CreateOS Sandbox: Pay as you go
Sendblue Sandboxes: Not listed
Billing
CreateOS Sandbox: Per second
Sendblue Sandboxes: Bundled machine time

Limits

Max session
CreateOS Sandbox: No limit
Sendblue Sandboxes: Not listed
Idle stop
CreateOS Sandbox: Not listed
Sendblue Sandboxes: After 10 minutes
Largest sandbox
CreateOS Sandbox: 8 vCPU · 8 GiB
Sendblue Sandboxes: 2 vCPU · 8 GiB
Concurrent sandboxes
CreateOS Sandbox: Up to 20
Sendblue Sandboxes: Up to 5

Platform

Isolation
CreateOS Sandbox: Firecracker microVM
Sendblue Sandboxes: Container
GPU
CreateOS Sandbox: No
Sendblue Sandboxes: Not listed
Snapshots
CreateOS Sandbox:
Sendblue Sandboxes: Not listed
Pause and resume
CreateOS Sandbox:
Sendblue Sandboxes: No

Developer

SDKs
CreateOS Sandbox: Python, TypeScript, Go, Rust, Java
Sendblue Sandboxes: Not listed
Integrations
CreateOS Sandbox: Claude Code
Sendblue Sandboxes: Not listed

Trust

License
CreateOS Sandbox: Not listed
Sendblue Sandboxes: Not listed
BYOC
CreateOS Sandbox: Enterprise only. Provider runs the control plane
Sendblue Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

CreateOS Sandbox
Sendblue Sandboxes
1 vCPU · 2 GiB
CreateOS Sandbox: $0.059
Sendblue Sandboxes: $0.165
2 vCPU · 4 GiB
CreateOS Sandbox: $0.119
Sendblue Sandboxes: $0.330
4 vCPU · 8 GiB
CreateOS Sandbox: $0.237
Sendblue Sandboxes: $0.660

Compute only, at list rates.

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Which one fits

Based on the fields above

CreateOS Sandbox fits when

  • You want each sandbox in its own microVM.
  • You use Claude Code.
  • You want the lower list price: $0.119 against $0.330 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.

More comparisons

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