AWS Lambda MicroVMs vs Unikraft Cloud

AWS Lambda MicroVMs costs $0.0997 per vCPU-hour. AWS Lambda MicroVMs runs Firecracker microVMs and limits a session to 8 hours. Unikraft Cloud runs Firecracker microVMs.

Updated Oct 14, 2026

AWS Lambda MicroVMs

Serverless microVMs on AWS that suspend when idle.

Isolation: Firecracker microVM
Free tier: Not listed
Max session: 8 hours

Visit site AWS Lambda MicroVMs profile

Unikraft Cloud

MicroVM sandboxes that start in under 10 ms.

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

Visit site Unikraft Cloud profile

What is different

1 field differs. The rest are the same or not listed.

Field

AWS Lambda MicroVMs

Unikraft Cloud

SDKs: AWS Lambda MicroVMs: Python, JavaScript; Unikraft Cloud: Python, JavaScript / TypeScript, Go

Full comparison

18 fields, at each provider's list price

AWS Lambda MicroVMsaws.amazon.com/lambda/pricingaws.amazon.com

Unikraft Cloudunikraft.com/pricingunikraft.com

Pricing

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Unikraft Cloud: Not listed
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Unikraft Cloud: Not listed
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Unikraft Cloud: Not listed
Free tier: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Hobby plan, free forever
Paid plan from: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: $39 / month
Billing: AWS Lambda MicroVMs: Per second; Unikraft Cloud: Not listed

Limits

Max session: AWS Lambda MicroVMs: 8 hours; Unikraft Cloud: Not listed
Idle stop: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Not listed
Largest sandbox: AWS Lambda MicroVMs: 4 vCPU · 8 GiB; Unikraft Cloud: Not listed
Concurrent sandboxes: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Up to 24

Platform

Isolation: AWS Lambda MicroVMs: Firecracker microVM; Unikraft Cloud: Firecracker microVM
GPU: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Not listed
Snapshots: AWS Lambda MicroVMs:; Unikraft Cloud:
Pause and resume: AWS Lambda MicroVMs:; Unikraft Cloud:

Developer

SDKs: AWS Lambda MicroVMs: Python, JavaScript; Unikraft Cloud: Python, JavaScript / TypeScript, Go
Integrations: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Not listed

Trust

License: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Not listed
BYOC: AWS Lambda MicroVMs: Not listed; Unikraft Cloud: Enterprise plan

Hourly cost

One sandbox running for one hour

Size

AWS Lambda MicroVMs

Unikraft Cloud

1 vCPU · 2 GiB: AWS Lambda MicroVMs: $0.126; Unikraft Cloud: Not listed
2 vCPU · 4 GiB: AWS Lambda MicroVMs: $0.252; Unikraft Cloud: Not listed
4 vCPU · 8 GiB: AWS Lambda MicroVMs: $0.504; Unikraft Cloud: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Unikraft Cloud fits when

You need the sandboxes in your own cloud account.
You need SOC 2 Type II, HIPAA and GDPR.

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AWS Lambda MicroVMs

Unikraft Cloud

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Unikraft Cloud fits when

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