Sandbox0 vs Unikraft Cloud

Sandbox0 bills memory only, at $0.015 per GiB-hour. Sandbox0 runs gVisor and has no session limit. Unikraft Cloud runs Firecracker microVMs.

Updated

Sandbox0

Isolation
gVisor
Free tier
Not listed
Max session
No limit

Unikraft Cloud

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

What is different

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

Sandbox0
Unikraft Cloud
Paid plan from
Sandbox0: Pay as you go
Unikraft Cloud: $39 / month
Concurrent sandboxes
Sandbox0: Up to 20
Unikraft Cloud: Up to 24
Isolation
Sandbox0: gVisor
Unikraft Cloud: Firecracker microVM
SDKs
Sandbox0: Go, Python, TypeScript
Unikraft Cloud: Python, JavaScript / TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Sandbox0: Included
Unikraft Cloud: Not listed
RAM, per GiB-hour
Sandbox0: $0.015
Unikraft Cloud: Not listed
Storage
Sandbox0: Free
Unikraft Cloud: Not listed
Free tier
Sandbox0: Not listed
Unikraft Cloud: Hobby plan, free forever
Paid plan from
Sandbox0: Pay as you go
Unikraft Cloud: $39 / month
Billing
Sandbox0: Memory only
Unikraft Cloud: Not listed

Limits

Max session
Sandbox0: No limit
Unikraft Cloud: Not listed
Idle stop
Sandbox0: Not listed
Unikraft Cloud: Not listed
Largest sandbox
Sandbox0: Not listed
Unikraft Cloud: Not listed
Concurrent sandboxes
Sandbox0: Up to 20
Unikraft Cloud: Up to 24

Platform

Isolation
Sandbox0: gVisor
Unikraft Cloud: Firecracker microVM
GPU
Sandbox0: Not listed
Unikraft Cloud: Not listed
Snapshots
Sandbox0:
Unikraft Cloud:
Pause and resume
Sandbox0:
Unikraft Cloud:

Developer

SDKs
Sandbox0: Go, Python, TypeScript
Unikraft Cloud: Python, JavaScript / TypeScript, Go
Integrations
Sandbox0: LangChain, OpenAI Agents SDK
Unikraft Cloud: Not listed

Trust

License
Sandbox0: Apache-2.0
Unikraft Cloud: Not listed
BYOC
Sandbox0: Not listed
Unikraft Cloud: Enterprise plan

Hourly cost

One sandbox running for one hour

Sandbox0
Unikraft Cloud
1 vCPU · 2 GiB
Sandbox0: $0.030
Unikraft Cloud: Not listed
2 vCPU · 4 GiB
Sandbox0: $0.060
Unikraft Cloud: Not listed
4 vCPU · 8 GiB
Sandbox0: $0.120
Unikraft Cloud: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Sandbox0 fits when

  • You want to pay only for usage, with no plan fee.
  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You use LangChain or the OpenAI Agents SDK.
  • You want one rate for memory, with CPU included.

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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