Deno Sandbox vs Sendblue Sandboxes

Deno Sandbox costs $0.10 per vCPU-hour and Sendblue Sandboxes costs $0.165 per vCPU-hour. Deno Sandbox runs Firecracker microVMs and limits a session to 30 minutes. Sendblue Sandboxes runs containers.

Updated

Deno Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
30 minutes

Sendblue Sandboxes

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

What is different

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

Deno Sandbox
Sendblue Sandboxes
vCPU, per hour
Deno Sandbox: $0.10
Sendblue Sandboxes: $0.165
RAM, per GiB-hour
Deno Sandbox: $0.025
Sendblue Sandboxes: Included
Billing
Deno Sandbox: Active CPU time only
Sendblue Sandboxes: Bundled machine time
Largest sandbox
Deno Sandbox: 2 vCPU · 4 GiB
Sendblue Sandboxes: 2 vCPU · 8 GiB
Concurrent sandboxes
Deno Sandbox: Up to 20
Sendblue Sandboxes: Up to 5
Isolation
Deno Sandbox: Firecracker microVM
Sendblue Sandboxes: Container

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Deno Sandbox: $0.10
Sendblue Sandboxes: $0.165
RAM, per GiB-hour
Deno Sandbox: $0.025
Sendblue Sandboxes: Included
Storage
Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
Sendblue Sandboxes: Not listed
Free tier
Deno Sandbox: Not listed
Sendblue Sandboxes: $100 free compute, once per phone number
Paid plan from
Deno Sandbox: $20 / month
Sendblue Sandboxes: Not listed
Billing
Deno Sandbox: Active CPU time only
Sendblue Sandboxes: Bundled machine time

Limits

Max session
Deno Sandbox: 30 minutes
Sendblue Sandboxes: Not listed
Idle stop
Deno Sandbox: Not listed
Sendblue Sandboxes: After 10 minutes
Largest sandbox
Deno Sandbox: 2 vCPU · 4 GiB
Sendblue Sandboxes: 2 vCPU · 8 GiB
Concurrent sandboxes
Deno Sandbox: Up to 20
Sendblue Sandboxes: Up to 5

Platform

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

Developer

SDKs
Deno Sandbox: JavaScript / TypeScript, Python
Sendblue Sandboxes: Not listed
Integrations
Deno Sandbox: Not listed
Sendblue Sandboxes: Not listed

Trust

License
Deno Sandbox: Not listed
Sendblue Sandboxes: Not listed
BYOC
Deno Sandbox: Not listed
Sendblue Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Deno Sandbox
Sendblue Sandboxes
1 vCPU · 2 GiB
Deno Sandbox: $0.150
Sendblue Sandboxes: $0.165
2 vCPU · 4 GiB
Deno Sandbox: $0.300
Sendblue Sandboxes: $0.330
4 vCPU · 8 GiB
Deno Sandbox: $0.600
Sendblue Sandboxes: $0.660

Compute only, at list rates.

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Which one fits

Based on the fields above

Deno Sandbox fits when

  • You want each sandbox in its own microVM.
  • You want the lower list price: $0.300 against $0.330 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.
  • Your code waits a lot: CPU is billed only while it is in use.

Sendblue Sandboxes fits when

  • You need a sandbox larger than 2 vCPU · 4 GiB.

More comparisons

See all comparisons

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