Shardflux vs Unikraft Cloud
Shardflux costs $0.04 per vCPU-hour. Shardflux runs Firecracker microVMs and offers GPUs. Unikraft Cloud runs Firecracker microVMs and offers GPUs.
Updated
Shardflux
- Isolation
- Firecracker microVM
- Free tier
- 30-day Pro trial, no card needed
- Max session
- Not listed
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.
Shardflux
Unikraft Cloud
- Free tier
- Shardflux: 30-day Pro trial, no card needed
- Unikraft Cloud: Hobby plan, free forever
- Paid plan from
- Shardflux: $9 / month
- Unikraft Cloud: $39 / month
- Concurrent sandboxes
- Shardflux: Up to 200
- Unikraft Cloud: Up to 24
- SDKs
- Shardflux: TypeScript, Python
- Unikraft Cloud: Python, JavaScript / TypeScript, Go
Full comparison
18 fields, at each provider's list price
Shardfluxshardflux
Unikraft Cloudunikraft
Pricing
- vCPU, per hour
- Shardflux: $0.04
- Unikraft Cloud: Not listed
- RAM, per GiB-hour
- Shardflux: $0.015
- Unikraft Cloud: Not listed
- Storage
- Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
- Unikraft Cloud: Not listed
- Free tier
- Shardflux: 30-day Pro trial, no card needed
- Unikraft Cloud: Hobby plan, free forever
- Paid plan from
- Shardflux: $9 / month
- Unikraft Cloud: $39 / month
- Billing
- Shardflux: Active CPU time only
- Unikraft Cloud: Not listed
Limits
- Max session
- Shardflux: Not listed
- Unikraft Cloud: Not listed
- Idle stop
- Shardflux: Not listed
- Unikraft Cloud: Not listed
- Largest sandbox
- Shardflux: 32 vCPU · 64 GiB
- Unikraft Cloud: Not listed
- Concurrent sandboxes
- Shardflux: Up to 200
- Unikraft Cloud: Up to 24
Platform
- Isolation
- Shardflux: Firecracker microVM
- Unikraft Cloud: Firecracker microVM
- GPU
- Shardflux:
- Unikraft Cloud:
- Snapshots
- Shardflux:
- Unikraft Cloud:
- Pause and resume
- Shardflux:
- Unikraft Cloud:
Developer
- SDKs
- Shardflux: TypeScript, Python
- Unikraft Cloud: Python, JavaScript / TypeScript, Go
- Integrations
- Shardflux: Claude Code, MCP
- Unikraft Cloud: Not listed
Trust
- License
- Shardflux: Not listed
- Unikraft Cloud: Not listed
- BYOC
- Shardflux: Not listed
- Unikraft Cloud: Enterprise plan
Hourly cost
One sandbox running for one hour
Shardflux
Unikraft Cloud
- 1 vCPU · 2 GiB
- Shardflux: $0.070
- Unikraft Cloud: Not listed
- 2 vCPU · 4 GiB
- Shardflux: $0.140
- Unikraft Cloud: Not listed
- 4 vCPU · 8 GiB
- Shardflux: $0.280
- Unikraft Cloud: Not listed
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Shardflux fits when
- You use Claude Code or MCP.
- Your code waits a lot: CPU is billed only while it is in use.
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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