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Hugging Face Sandboxes vs Shardflux

Hugging Face Sandboxes costs $0.005 per vCPU-hour and Shardflux costs $0.04 per vCPU-hour. Hugging Face Sandboxes runs full VMs, offers GPUs and limits a session to 24 hours. Shardflux runs Firecracker microVMs and offers GPUs.

Updated

Hugging Face Sandboxes

Isolation
Full VM
Free tier
Not listed
Max session
24 hours
Visit siteHugging Face Sandboxes profile

Shardflux

Isolation
Firecracker microVM
Free tier
30-day Pro trial, no card needed
Max session
Not listed
Visit siteShardflux profile

What is different

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

Hugging Face Sandboxes
Shardflux
vCPU, per hour
Hugging Face Sandboxes: $0.005
Shardflux: $0.04
RAM, per GiB-hour
Hugging Face Sandboxes: Included
Shardflux: $0.015
Billing
Hugging Face Sandboxes: Bundled machine time
Shardflux: Active CPU time only
Isolation
Hugging Face Sandboxes: Full VM
Shardflux: Firecracker microVM
SDKs
Hugging Face Sandboxes: Python
Shardflux: TypeScript, Python

Full comparison

18 fields, at each provider's list price

Hugging Face Sandboxeshuggingface.co
Shardfluxshardflux.dev

Pricing

vCPU, per hour
Hugging Face Sandboxes: $0.005
Shardflux: $0.04
RAM, per GiB-hour
Hugging Face Sandboxes: Included
Shardflux: $0.015
Storage
Hugging Face Sandboxes: Not listed
Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Free tier
Hugging Face Sandboxes: Not listed
Shardflux: 30-day Pro trial, no card needed
Paid plan from
Hugging Face Sandboxes: Not listed
Shardflux: $9 / month
Billing
Hugging Face Sandboxes: Bundled machine time
Shardflux: Active CPU time only

Limits

Max session
Hugging Face Sandboxes: 24 hours
Shardflux: Not listed
Idle stop
Hugging Face Sandboxes: After 10 minutes
Shardflux: Not listed
Largest sandbox
Hugging Face Sandboxes: Not listed
Shardflux: 32 vCPU · 64 GiB
Concurrent sandboxes
Hugging Face Sandboxes: Not listed
Shardflux: Up to 200

Platform

Isolation
Hugging Face Sandboxes: Full VM
Shardflux: Firecracker microVM
GPU
Hugging Face Sandboxes:
Shardflux:
Snapshots
Hugging Face Sandboxes: Not listed
Shardflux:
Pause and resume
Hugging Face Sandboxes: Not listed
Shardflux:

Developer

SDKs
Hugging Face Sandboxes: Python
Shardflux: TypeScript, Python
Integrations
Hugging Face Sandboxes: Not listed
Shardflux: Claude Code, MCP

Trust

License
Hugging Face Sandboxes: Not listed
Shardflux: Not listed
BYOC
Hugging Face Sandboxes: Not listed
Shardflux: Not listed

Hourly cost

One sandbox running for one hour

Hugging Face Sandboxes
Shardflux
1 vCPU · 2 GiB
Hugging Face Sandboxes: $0.005
Shardflux: $0.070
2 vCPU · 4 GiB
Hugging Face Sandboxes: $0.010
Shardflux: $0.140
4 vCPU · 8 GiB
Hugging Face Sandboxes: $0.020
Shardflux: $0.280

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Hugging Face Sandboxes fits when

  • You want each sandbox to be a full VM.
  • You want the lower list price: $0.010 against $0.140 an hour for 2 vCPU and 4 GiB.

Shardflux fits when

  • You want each sandbox in its own microVM.
  • You use Claude Code or MCP.
  • You need snapshots.
  • You need pause and resume.

More comparisons

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Pricing

Hugging Face Sandboxes pricing
Shardflux pricing
Sandbox pricing
Cost calculator

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Full VM sandboxes
Firecracker sandboxes
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What is a full VM?
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