Solari vs Thunder Sandboxes

Solari costs $0.0525 per vCPU-hour and Thunder Sandboxes costs $0.051 per vCPU-hour. Solari runs Cloud Hypervisor microVMs and limits a session to 24 hours. Thunder Sandboxes runs Firecracker microVMs, offers GPUs and has no session limit.

Updated

Solari

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

Thunder Sandboxes

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

What is different

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

Solari
Thunder Sandboxes
vCPU, per hour
Solari: $0.0525
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Solari: $0.0165
Thunder Sandboxes: $0.016
Storage
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Thunder Sandboxes: $0.00012 per GiB-hour
Max session
Solari: 24 hours
Thunder Sandboxes: No limit
Isolation
Solari: Cloud Hypervisor microVM
Thunder Sandboxes: Firecracker microVM
SDKs
Solari: TypeScript, Python, Go, Rust
Thunder Sandboxes: Python

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Solari: $0.0525
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Solari: $0.0165
Thunder Sandboxes: $0.016
Storage
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Thunder Sandboxes: $0.00012 per GiB-hour
Free tier
Solari: $3 credit every month
Thunder Sandboxes: Not listed
Paid plan from
Solari: $20 / month
Thunder Sandboxes: Not listed
Billing
Solari: Per second
Thunder Sandboxes: Per second

Limits

Max session
Solari: 24 hours
Thunder Sandboxes: No limit
Idle stop
Solari: Not listed
Thunder Sandboxes: Not listed
Largest sandbox
Solari: 8 vCPU · 16 GiB
Thunder Sandboxes: Not listed
Concurrent sandboxes
Solari: Up to 10
Thunder Sandboxes: Not listed

Platform

Isolation
Solari: Cloud Hypervisor microVM
Thunder Sandboxes: Firecracker microVM
GPU
Solari: Not listed
Thunder Sandboxes:
Snapshots
Solari:
Thunder Sandboxes: Not listed
Pause and resume
Solari:
Thunder Sandboxes: Not listed

Developer

SDKs
Solari: TypeScript, Python, Go, Rust
Thunder Sandboxes: Python
Integrations
Solari: MCP, Claude Code
Thunder Sandboxes: MCP, Claude Code

Trust

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

Hourly cost

One sandbox running for one hour

Solari
Thunder Sandboxes
1 vCPU · 2 GiB
Solari: $0.086
Thunder Sandboxes: $0.083
2 vCPU · 4 GiB
Solari: $0.171
Thunder Sandboxes: $0.166
4 vCPU · 8 GiB
Solari: $0.342
Thunder Sandboxes: $0.332

Compute only, at list rates.

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Which one fits

Based on the fields above

Solari fits when

  • You need snapshots.
  • You need pause and resume.
  • You need a desktop in the sandbox.
  • You need the sandboxes in your own cloud account.

Thunder Sandboxes fits when

  • You need GPUs.
  • A session must run longer than 24 hours.
  • You want the lower list price: $0.166 against $0.171 an hour for 2 vCPU and 4 GiB.
  • You need SOC 2 Type II and GDPR.

More comparisons

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