Cloudflare Sandbox vs Northflank Sandboxes

Cloudflare Sandbox costs $0.072 per vCPU-hour and Northflank Sandboxes costs $0.01667 per vCPU-hour. Cloudflare Sandbox runs Firecracker microVMs. Northflank Sandboxes runs microVMs and offers GPUs.

Updated

Cloudflare Sandbox

Isolation
Firecracker microVM
Free tier
None
Max session
Not listed

Northflank Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
Not listed

What is different

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

Cloudflare Sandbox
Northflank Sandboxes
vCPU, per hour
Cloudflare Sandbox: $0.072
Northflank Sandboxes: $0.01667
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Northflank Sandboxes: $0.00833
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Northflank Sandboxes: Volumes $0.15 per GB per month, also when paused. Ephemeral storage is included.
Paid plan from
Cloudflare Sandbox: $5 / month
Northflank Sandboxes: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Northflank Sandboxes: Per second
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Northflank Sandboxes: 20 vCPU · 40 GiB
Isolation
Cloudflare Sandbox: Firecracker microVM
Northflank Sandboxes: MicroVM
SDKs
Cloudflare Sandbox: TypeScript
Northflank Sandboxes: Python, JavaScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Cloudflare Sandbox: $0.072
Northflank Sandboxes: $0.01667
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Northflank Sandboxes: $0.00833
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Northflank Sandboxes: Volumes $0.15 per GB per month, also when paused. Ephemeral storage is included.
Free tier
Cloudflare Sandbox: None
Northflank Sandboxes: Not listed
Paid plan from
Cloudflare Sandbox: $5 / month
Northflank Sandboxes: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Northflank Sandboxes: Per second

Limits

Max session
Cloudflare Sandbox: Not listed
Northflank Sandboxes: Not listed
Idle stop
Cloudflare Sandbox: Not listed
Northflank Sandboxes: Not listed
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Northflank Sandboxes: 20 vCPU · 40 GiB
Concurrent sandboxes
Cloudflare Sandbox: Not listed
Northflank Sandboxes: Not listed

Platform

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

Developer

SDKs
Cloudflare Sandbox: TypeScript
Northflank Sandboxes: Python, JavaScript
Integrations
Cloudflare Sandbox: Claude Code
Northflank Sandboxes: Not listed

Trust

License
Cloudflare Sandbox: Not listed
Northflank Sandboxes: Not listed
BYOC
Cloudflare Sandbox: Not listed
Northflank Sandboxes: Runs in your own cloud or VPC

Hourly cost

One sandbox running for one hour

Cloudflare Sandbox
Northflank Sandboxes
1 vCPU · 2 GiB
Cloudflare Sandbox: $0.090
Northflank Sandboxes: $0.033
2 vCPU · 4 GiB
Cloudflare Sandbox: $0.180
Northflank Sandboxes: $0.067
4 vCPU · 8 GiB
Cloudflare Sandbox: $0.360
Northflank Sandboxes: $0.133

Compute only, at list rates.

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Which one fits

Based on the fields above

Cloudflare Sandbox fits when

  • You use Claude Code.
  • You need snapshots.
  • Your code waits a lot: CPU is billed only while it is in use.

Northflank Sandboxes fits when

  • You need GPUs.
  • You want to pay only for usage, with no plan fee.
  • You want the lower list price: $0.067 against $0.180 an hour for 2 vCPU and 4 GiB.
  • You need pause and resume.

More comparisons

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