Freestyle VMs vs Lizard Sandboxes

Freestyle VMs costs $0.04032 per vCPU-hour and Lizard Sandboxes costs $0.0081 per vCPU-hour. Freestyle VMs runs full VMs. Lizard Sandboxes runs Firecracker microVMs and has no session limit.

Updated

Freestyle VMs

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

Lizard Sandboxes

Isolation
Firecracker microVM
Free tier
7-day trial with $5 in trial credits
Max session
No limit

What is different

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

Freestyle VMs
Lizard Sandboxes
vCPU, per hour
Freestyle VMs: $0.04032
Lizard Sandboxes: $0.0081
RAM, per GiB-hour
Freestyle VMs: $0.0129
Lizard Sandboxes: Included
Storage
Freestyle VMs: $0.000086 per GiB-hour
Lizard Sandboxes: Local disk is in the rate. Persistent Volumes $0.14 per GB a month
Free tier
Freestyle VMs: Free plan, $0 forever
Lizard Sandboxes: 7-day trial with $5 in trial credits
Paid plan from
Freestyle VMs: $50 / month
Lizard Sandboxes: $19 / month
Billing
Freestyle VMs: Per second
Lizard Sandboxes: Bundled machine time
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
Lizard Sandboxes: 8 vCPU · 16 GiB
Concurrent sandboxes
Freestyle VMs: Up to 400
Lizard Sandboxes: Up to 100
Isolation
Freestyle VMs: Full VM
Lizard Sandboxes: Firecracker microVM
SDKs
Freestyle VMs: JavaScript
Lizard Sandboxes: TypeScript, Python

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Freestyle VMs: $0.04032
Lizard Sandboxes: $0.0081
RAM, per GiB-hour
Freestyle VMs: $0.0129
Lizard Sandboxes: Included
Storage
Freestyle VMs: $0.000086 per GiB-hour
Lizard Sandboxes: Local disk is in the rate. Persistent Volumes $0.14 per GB a month
Free tier
Freestyle VMs: Free plan, $0 forever
Lizard Sandboxes: 7-day trial with $5 in trial credits
Paid plan from
Freestyle VMs: $50 / month
Lizard Sandboxes: $19 / month
Billing
Freestyle VMs: Per second
Lizard Sandboxes: Bundled machine time

Limits

Max session
Freestyle VMs: Not listed
Lizard Sandboxes: No limit
Idle stop
Freestyle VMs: Not listed
Lizard Sandboxes: Not listed
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
Lizard Sandboxes: 8 vCPU · 16 GiB
Concurrent sandboxes
Freestyle VMs: Up to 400
Lizard Sandboxes: Up to 100

Platform

Isolation
Freestyle VMs: Full VM
Lizard Sandboxes: Firecracker microVM
GPU
Freestyle VMs: Not listed
Lizard Sandboxes: Not listed
Snapshots
Freestyle VMs:
Lizard Sandboxes:
Pause and resume
Freestyle VMs:
Lizard Sandboxes:

Developer

SDKs
Freestyle VMs: JavaScript
Lizard Sandboxes: TypeScript, Python
Integrations
Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
Lizard Sandboxes: Not listed

Trust

License
Freestyle VMs: Not listed
Lizard Sandboxes: Not listed
BYOC
Freestyle VMs: Not listed
Lizard Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Freestyle VMs
Lizard Sandboxes
1 vCPU · 2 GiB
Freestyle VMs: $0.066
Lizard Sandboxes: $0.008
2 vCPU · 4 GiB
Freestyle VMs: $0.132
Lizard Sandboxes: $0.016
4 vCPU · 8 GiB
Freestyle VMs: $0.264
Lizard Sandboxes: $0.032

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 sandbox larger than 8 vCPU · 16 GiB.

Lizard Sandboxes fits when

  • You want each sandbox in its own microVM.
  • You want the lower list price: $0.016 against $0.132 an hour for 2 vCPU and 4 GiB.

More comparisons

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