Freestyle VMs vs Northflank Sandboxes
Freestyle VMs costs $0.04032 per vCPU-hour and Northflank Sandboxes costs $0.01667 per vCPU-hour. Freestyle VMs runs full VMs. Northflank Sandboxes runs microVMs and offers GPUs.
Updated
Freestyle VMs
- Isolation
- Full VM
- Free tier
- Free plan, $0 forever
- Max session
- Not listed
Northflank Sandboxes
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- Not listed
What is different
7 fields differ. The rest are the same or not listed.
Freestyle VMs
Northflank Sandboxes
- vCPU, per hour
- Freestyle VMs: $0.04032
- Northflank Sandboxes: $0.01667
- RAM, per GiB-hour
- Freestyle VMs: $0.0129
- Northflank Sandboxes: $0.00833
- Storage
- Freestyle VMs: $0.000086 per GiB-hour
- Northflank Sandboxes: Volumes $0.15 per GB per month, also when paused. Ephemeral storage is included.
- Paid plan from
- Freestyle VMs: $50 / month
- Northflank Sandboxes: Pay as you go
- Largest sandbox
- Freestyle VMs: 32 vCPU · 64 GiB
- Northflank Sandboxes: 20 vCPU · 40 GiB
- Isolation
- Freestyle VMs: Full VM
- Northflank Sandboxes: MicroVM
- SDKs
- Freestyle VMs: JavaScript
- Northflank Sandboxes: Python, JavaScript
Full comparison
18 fields, at each provider's list price
Freestyle VMsfreestyle
Northflank Sandboxesnorthflank
Pricing
- vCPU, per hour
- Freestyle VMs: $0.04032
- Northflank Sandboxes: $0.01667
- RAM, per GiB-hour
- Freestyle VMs: $0.0129
- Northflank Sandboxes: $0.00833
- Storage
- Freestyle VMs: $0.000086 per GiB-hour
- Northflank Sandboxes: Volumes $0.15 per GB per month, also when paused. Ephemeral storage is included.
- Free tier
- Freestyle VMs: Free plan, $0 forever
- Northflank Sandboxes: Not listed
- Paid plan from
- Freestyle VMs: $50 / month
- Northflank Sandboxes: Pay as you go
- Billing
- Freestyle VMs: Per second
- Northflank Sandboxes: Per second
Limits
- Max session
- Freestyle VMs: Not listed
- Northflank Sandboxes: Not listed
- Idle stop
- Freestyle VMs: Not listed
- Northflank Sandboxes: Not listed
- Largest sandbox
- Freestyle VMs: 32 vCPU · 64 GiB
- Northflank Sandboxes: 20 vCPU · 40 GiB
- Concurrent sandboxes
- Freestyle VMs: Up to 400
- Northflank Sandboxes: Not listed
Platform
- Isolation
- Freestyle VMs: Full VM
- Northflank Sandboxes: MicroVM
- GPU
- Freestyle VMs: Not listed
- Northflank Sandboxes:
- Snapshots
- Freestyle VMs:
- Northflank Sandboxes: Not listed
- Pause and resume
- Freestyle VMs:
- Northflank Sandboxes:
Developer
- SDKs
- Freestyle VMs: JavaScript
- Northflank Sandboxes: Python, JavaScript
- Integrations
- Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
- Northflank Sandboxes: Not listed
Trust
- License
- Freestyle VMs: Not listed
- Northflank Sandboxes: Not listed
- BYOC
- Freestyle VMs: Not listed
- Northflank Sandboxes: Runs in your own cloud or VPC
Hourly cost
One sandbox running for one hour
Freestyle VMs
Northflank Sandboxes
- 1 vCPU · 2 GiB
- Freestyle VMs: $0.066
- Northflank Sandboxes: $0.033
- 2 vCPU · 4 GiB
- Freestyle VMs: $0.132
- Northflank Sandboxes: $0.067
- 4 vCPU · 8 GiB
- Freestyle VMs: $0.264
- Northflank Sandboxes: $0.133
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Freestyle VMs fits when
- You want each sandbox to be a full VM.
- You use the OpenAI Agents SDK or the Claude Agent SDK.
- You need snapshots.
- You need a desktop in the sandbox.
Northflank Sandboxes fits when
- You need GPUs.
- You want to pay only for usage, with no plan fee.
- You want each sandbox in its own microVM.
- You want the lower list price: $0.067 against $0.132 an hour for 2 vCPU and 4 GiB.
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