Hugging Face Sandboxes vs Solari

Hugging Face Sandboxes costs $0.005 per vCPU-hour and Solari costs $0.0525 per vCPU-hour. Hugging Face Sandboxes runs full VMs, offers GPUs and limits a session to 24 hours. Solari runs Cloud Hypervisor microVMs and limits a session to 24 hours.

Updated

Hugging Face Sandboxes

Isolation
Full VM
Free tier
Not listed
Max session
24 hours

Solari

Isolation
Cloud Hypervisor microVM
Free tier
$3 credit every month
Max session
24 hours

What is different

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

Hugging Face Sandboxes
Solari
vCPU, per hour
Hugging Face Sandboxes: $0.005
Solari: $0.0525
RAM, per GiB-hour
Hugging Face Sandboxes: Included
Solari: $0.0165
Paid plan from
Hugging Face Sandboxes: Pay as you go
Solari: $20 / month
Billing
Hugging Face Sandboxes: Bundled machine time
Solari: Per second
Isolation
Hugging Face Sandboxes: Full VM
Solari: Cloud Hypervisor microVM
SDKs
Hugging Face Sandboxes: Python
Solari: TypeScript, Python, Go, Rust

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Hugging Face Sandboxes: $0.005
Solari: $0.0525
RAM, per GiB-hour
Hugging Face Sandboxes: Included
Solari: $0.0165
Storage
Hugging Face Sandboxes: Not listed
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Free tier
Hugging Face Sandboxes: Not listed
Solari: $3 credit every month
Paid plan from
Hugging Face Sandboxes: Pay as you go
Solari: $20 / month
Billing
Hugging Face Sandboxes: Bundled machine time
Solari: Per second

Limits

Max session
Hugging Face Sandboxes: 24 hours
Solari: 24 hours
Idle stop
Hugging Face Sandboxes: After 10 minutes
Solari: Not listed
Largest sandbox
Hugging Face Sandboxes: Not listed
Solari: 8 vCPU · 16 GiB
Concurrent sandboxes
Hugging Face Sandboxes: Not listed
Solari: Up to 10

Platform

Isolation
Hugging Face Sandboxes: Full VM
Solari: Cloud Hypervisor microVM
GPU
Hugging Face Sandboxes:
Solari: Not listed
Snapshots
Hugging Face Sandboxes: Not listed
Solari:
Pause and resume
Hugging Face Sandboxes: Not listed
Solari:

Developer

SDKs
Hugging Face Sandboxes: Python
Solari: TypeScript, Python, Go, Rust
Integrations
Hugging Face Sandboxes: Not listed
Solari: MCP, Claude Code

Trust

License
Hugging Face Sandboxes: Not listed
Solari: Not listed
BYOC
Hugging Face Sandboxes: Not listed
Solari: Enterprise plan, in your own VPC

Hourly cost

One sandbox running for one hour

Hugging Face Sandboxes
Solari
1 vCPU · 2 GiB
Hugging Face Sandboxes: $0.005
Solari: $0.086
2 vCPU · 4 GiB
Hugging Face Sandboxes: $0.010
Solari: $0.171
4 vCPU · 8 GiB
Hugging Face Sandboxes: $0.020
Solari: $0.342

Compute only, at list rates.

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Which one fits

Based on the fields above

Hugging Face Sandboxes fits when

  • You need GPUs.
  • You want to pay only for usage, with no plan fee.
  • You want each sandbox to be a full VM.
  • You want the lower list price: $0.010 against $0.171 an hour for 2 vCPU and 4 GiB.

Solari fits when

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

More comparisons

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