Lizard Sandboxes vs Modal

Lizard Sandboxes costs $0.0081 per vCPU-hour and Modal costs $0.070956 per vCPU-hour. Lizard Sandboxes runs Firecracker microVMs and has no session limit. Modal runs gVisor, offers GPUs and limits a session to 24 hours.

Updated

Lizard Sandboxes

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

Modal

Isolation
gVisor
Free tier
$30 credit every month
Max session
24 hours

What is different

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

Lizard Sandboxes
Modal
vCPU, per hour
Lizard Sandboxes: $0.0081
Modal: $0.070956
RAM, per GiB-hour
Lizard Sandboxes: Included
Modal: $0.024012
Free tier
Lizard Sandboxes: 7-day trial with $5 in trial credits
Modal: $30 credit every month
Paid plan from
Lizard Sandboxes: $19 / month
Modal: Pay as you go
Billing
Lizard Sandboxes: Bundled machine time
Modal: Per second
Max session
Lizard Sandboxes: No limit
Modal: 24 hours
Isolation
Lizard Sandboxes: Firecracker microVM
Modal: gVisor
SDKs
Lizard Sandboxes: TypeScript, Python
Modal: Python, JavaScript / TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Lizard Sandboxes: $0.0081
Modal: $0.070956
RAM, per GiB-hour
Lizard Sandboxes: Included
Modal: $0.024012
Storage
Lizard Sandboxes: Local disk is in the rate. Persistent Volumes $0.14 per GB a month
Modal: Not listed
Free tier
Lizard Sandboxes: 7-day trial with $5 in trial credits
Modal: $30 credit every month
Paid plan from
Lizard Sandboxes: $19 / month
Modal: Pay as you go
Billing
Lizard Sandboxes: Bundled machine time
Modal: Per second

Limits

Max session
Lizard Sandboxes: No limit
Modal: 24 hours
Idle stop
Lizard Sandboxes: Not listed
Modal: Not listed
Largest sandbox
Lizard Sandboxes: 8 vCPU · 16 GiB
Modal: Not listed
Concurrent sandboxes
Lizard Sandboxes: Up to 100
Modal: Not listed

Platform

Isolation
Lizard Sandboxes: Firecracker microVM
Modal: gVisor
GPU
Lizard Sandboxes: Not listed
Modal:
Snapshots
Lizard Sandboxes:
Modal:
Pause and resume
Lizard Sandboxes:
Modal: Not listed

Developer

SDKs
Lizard Sandboxes: TypeScript, Python
Modal: Python, JavaScript / TypeScript, Go
Integrations
Lizard Sandboxes: Not listed
Modal: Claude Agent SDK

Trust

License
Lizard Sandboxes: Not listed
Modal: Not listed
BYOC
Lizard Sandboxes: Not listed
Modal: Not listed

Hourly cost

One sandbox running for one hour

Lizard Sandboxes
Modal
1 vCPU · 2 GiB
Lizard Sandboxes: $0.008
Modal: $0.119
2 vCPU · 4 GiB
Lizard Sandboxes: $0.016
Modal: $0.238
4 vCPU · 8 GiB
Lizard Sandboxes: $0.032
Modal: $0.476

Compute only, at list rates.

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Which one fits

Based on the fields above

Lizard Sandboxes fits when

  • A session must run longer than 24 hours.
  • You want each sandbox in its own microVM.
  • You want the lower list price: $0.016 against $0.238 an hour for 2 vCPU and 4 GiB.
  • You need pause and resume.

Modal fits when

  • You need GPUs.
  • You want to pay only for usage, with no plan fee.
  • You use the Claude Agent SDK.
  • You need SOC 2 Type II, HIPAA and GDPR.

More comparisons

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