Modal vs Unikraft Cloud

Modal costs $0.070956 per vCPU-hour. Modal runs gVisor, offers GPUs and limits a session to 24 hours. Unikraft Cloud runs Firecracker microVMs.

Updated

Modal

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

Unikraft Cloud

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

What is different

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

Modal
Unikraft Cloud
Free tier
Modal: $30 credit every month
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Modal: Pay as you go
Unikraft Cloud: $39 / month
Isolation
Modal: gVisor
Unikraft Cloud: Firecracker microVM

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Modal: $0.070956
Unikraft Cloud: Not listed
RAM, per GiB-hour
Modal: $0.024012
Unikraft Cloud: Not listed
Storage
Modal: Not listed
Unikraft Cloud: Not listed
Free tier
Modal: $30 credit every month
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Modal: Pay as you go
Unikraft Cloud: $39 / month
Billing
Modal: Per second
Unikraft Cloud: Not listed

Limits

Max session
Modal: 24 hours
Unikraft Cloud: Not listed
Idle stop
Modal: Not listed
Unikraft Cloud: Not listed
Largest sandbox
Modal: Not listed
Unikraft Cloud: Not listed
Concurrent sandboxes
Modal: Not listed
Unikraft Cloud: Up to 24

Platform

Isolation
Modal: gVisor
Unikraft Cloud: Firecracker microVM
GPU
Modal:
Unikraft Cloud: Not listed
Snapshots
Modal:
Unikraft Cloud:
Pause and resume
Modal: Not listed
Unikraft Cloud:

Developer

SDKs
Modal: Python, JavaScript / TypeScript, Go
Unikraft Cloud: Python, JavaScript / TypeScript, Go
Integrations
Modal: Claude Agent SDK
Unikraft Cloud: Not listed

Trust

License
Modal: Not listed
Unikraft Cloud: Not listed
BYOC
Modal: Not listed
Unikraft Cloud: Enterprise plan

Hourly cost

One sandbox running for one hour

Modal
Unikraft Cloud
1 vCPU · 2 GiB
Modal: $0.119
Unikraft Cloud: Not listed
2 vCPU · 4 GiB
Modal: $0.238
Unikraft Cloud: Not listed
4 vCPU · 8 GiB
Modal: $0.476
Unikraft Cloud: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

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 a desktop in the sandbox.

Unikraft Cloud fits when

  • You want each sandbox in its own microVM.
  • You need pause and resume.
  • You need the sandboxes in your own cloud account.

More comparisons

See all comparisons

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