Freestyle VMs vs Unikraft Cloud

Freestyle VMs costs $0.04032 per vCPU-hour. Freestyle VMs runs full VMs. Unikraft Cloud runs Firecracker microVMs.

Updated

Freestyle VMs

Isolation
Full VM
Free tier
Free plan, $0 forever
Max session
Not listed

Unikraft Cloud

Isolation
Firecracker microVM
Free tier
Hobby plan, free forever
Max session
Not listed

What is different

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

Freestyle VMs
Unikraft Cloud
Free tier
Freestyle VMs: Free plan, $0 forever
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Freestyle VMs: $50 / month
Unikraft Cloud: $39 / month
Concurrent sandboxes
Freestyle VMs: Up to 400
Unikraft Cloud: Up to 24
Isolation
Freestyle VMs: Full VM
Unikraft Cloud: Firecracker microVM
SDKs
Freestyle VMs: JavaScript
Unikraft Cloud: Python, JavaScript / TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Freestyle VMs: $0.04032
Unikraft Cloud: Not listed
RAM, per GiB-hour
Freestyle VMs: $0.0129
Unikraft Cloud: Not listed
Storage
Freestyle VMs: $0.000086 per GiB-hour
Unikraft Cloud: Not listed
Free tier
Freestyle VMs: Free plan, $0 forever
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Freestyle VMs: $50 / month
Unikraft Cloud: $39 / month
Billing
Freestyle VMs: Per second
Unikraft Cloud: Not listed

Limits

Max session
Freestyle VMs: Not listed
Unikraft Cloud: Not listed
Idle stop
Freestyle VMs: Not listed
Unikraft Cloud: Not listed
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
Unikraft Cloud: Not listed
Concurrent sandboxes
Freestyle VMs: Up to 400
Unikraft Cloud: Up to 24

Platform

Isolation
Freestyle VMs: Full VM
Unikraft Cloud: Firecracker microVM
GPU
Freestyle VMs: Not listed
Unikraft Cloud: Not listed
Snapshots
Freestyle VMs:
Unikraft Cloud:
Pause and resume
Freestyle VMs:
Unikraft Cloud:

Developer

SDKs
Freestyle VMs: JavaScript
Unikraft Cloud: Python, JavaScript / TypeScript, Go
Integrations
Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
Unikraft Cloud: Not listed

Trust

License
Freestyle VMs: Not listed
Unikraft Cloud: Not listed
BYOC
Freestyle VMs: Not listed
Unikraft Cloud: Enterprise plan

Hourly cost

One sandbox running for one hour

Freestyle VMs
Unikraft Cloud
1 vCPU · 2 GiB
Freestyle VMs: $0.066
Unikraft Cloud: Not listed
2 vCPU · 4 GiB
Freestyle VMs: $0.132
Unikraft Cloud: Not listed
4 vCPU · 8 GiB
Freestyle VMs: $0.264
Unikraft Cloud: Not listed

Compute only, at list rates.

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Which 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 a desktop in the sandbox.

Unikraft Cloud fits when

  • You want each sandbox in its own microVM.
  • You need the sandboxes in your own cloud account.
  • You need SOC 2 Type II, HIPAA and GDPR.

More comparisons

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