Cloudflare Sandbox vs Prime Sandboxes

Cloudflare Sandbox costs $0.072 per vCPU-hour and Prime Sandboxes costs $0.02 per vCPU-hour. Cloudflare Sandbox runs Firecracker microVMs. Prime Sandboxes runs microVMs and has no session limit.

Updated

Cloudflare Sandbox

Isolation
Firecracker microVM
Free tier
None
Max session
Not listed

Prime Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
No limit

What is different

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

Cloudflare Sandbox
Prime Sandboxes
vCPU, per hour
Cloudflare Sandbox: $0.072
Prime Sandboxes: $0.02
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Prime Sandboxes: $0.0125
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Prime Sandboxes: $0.0002 per GiB-hour
Paid plan from
Cloudflare Sandbox: $5 / month
Prime Sandboxes: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Prime Sandboxes: Per second
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Prime Sandboxes: 16 vCPU · 64 GiB
Isolation
Cloudflare Sandbox: Firecracker microVM
Prime Sandboxes: MicroVM
SDKs
Cloudflare Sandbox: TypeScript
Prime Sandboxes: Python

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Cloudflare Sandbox: $0.072
Prime Sandboxes: $0.02
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Prime Sandboxes: $0.0125
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Prime Sandboxes: $0.0002 per GiB-hour
Free tier
Cloudflare Sandbox: None
Prime Sandboxes: Not listed
Paid plan from
Cloudflare Sandbox: $5 / month
Prime Sandboxes: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Prime Sandboxes: Per second

Limits

Max session
Cloudflare Sandbox: Not listed
Prime Sandboxes: No limit
Idle stop
Cloudflare Sandbox: Not listed
Prime Sandboxes: Not listed
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Prime Sandboxes: 16 vCPU · 64 GiB
Concurrent sandboxes
Cloudflare Sandbox: Not listed
Prime Sandboxes: Up to 1,024

Platform

Isolation
Cloudflare Sandbox: Firecracker microVM
Prime Sandboxes: MicroVM
GPU
Cloudflare Sandbox: Not listed
Prime Sandboxes: Not listed
Snapshots
Cloudflare Sandbox:
Prime Sandboxes:
Pause and resume
Cloudflare Sandbox: Not listed
Prime Sandboxes: Not listed

Developer

SDKs
Cloudflare Sandbox: TypeScript
Prime Sandboxes: Python
Integrations
Cloudflare Sandbox: Not listed
Prime Sandboxes: Not listed

Trust

License
Cloudflare Sandbox: Not listed
Prime Sandboxes: Not listed
BYOC
Cloudflare Sandbox: Not listed
Prime Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Cloudflare Sandbox
Prime Sandboxes
1 vCPU · 2 GiB
Cloudflare Sandbox: $0.090
Prime Sandboxes: $0.045
2 vCPU · 4 GiB
Cloudflare Sandbox: $0.180
Prime Sandboxes: $0.090
4 vCPU · 8 GiB
Cloudflare Sandbox: $0.360
Prime Sandboxes: $0.180

Compute only, at list rates.

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Which one fits

Based on the fields above

Cloudflare Sandbox fits when

  • Your code waits a lot: CPU is billed only while it is in use.

Prime Sandboxes fits when

  • You want to pay only for usage, with no plan fee.
  • You want the lower list price: $0.090 against $0.180 an hour for 2 vCPU and 4 GiB.
  • You need a sandbox larger than 4 vCPU · 12 GiB.

More comparisons

See all comparisons

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