Buddy Sandboxes vs Solari

Buddy Sandboxes costs $0.0144 per vCPU-hour and Solari costs $0.0525 per vCPU-hour. Buddy Sandboxes runs full VMs and has no session limit. Solari runs Cloud Hypervisor microVMs and limits a session to 24 hours.

Updated

Buddy Sandboxes

Isolation
Full VM
Free tier
$1 of usage credit every month
Max session
No limit

Solari

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

What is different

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

Buddy Sandboxes
Solari
vCPU, per hour
Buddy Sandboxes: $0.0144
Solari: $0.0525
RAM, per GiB-hour
Buddy Sandboxes: $0.0144
Solari: $0.0165
Storage
Buddy Sandboxes: $0.00011 per GiB-hour
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Free tier
Buddy Sandboxes: $1 of usage credit every month
Solari: $3 credit every month
Paid plan from
Buddy Sandboxes: $29 / month
Solari: $20 / month
Max session
Buddy Sandboxes: No limit
Solari: 24 hours
Largest sandbox
Buddy Sandboxes: 12 vCPU · 24 GiB
Solari: 8 vCPU · 16 GiB
Isolation
Buddy Sandboxes: Full VM
Solari: Cloud Hypervisor microVM
SDKs
Buddy Sandboxes: TypeScript
Solari: TypeScript, Python, Go, Rust

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Buddy Sandboxes: $0.0144
Solari: $0.0525
RAM, per GiB-hour
Buddy Sandboxes: $0.0144
Solari: $0.0165
Storage
Buddy Sandboxes: $0.00011 per GiB-hour
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Free tier
Buddy Sandboxes: $1 of usage credit every month
Solari: $3 credit every month
Paid plan from
Buddy Sandboxes: $29 / month
Solari: $20 / month
Billing
Buddy Sandboxes: Per second
Solari: Per second

Limits

Max session
Buddy Sandboxes: No limit
Solari: 24 hours
Idle stop
Buddy Sandboxes: Not listed
Solari: Not listed
Largest sandbox
Buddy Sandboxes: 12 vCPU · 24 GiB
Solari: 8 vCPU · 16 GiB
Concurrent sandboxes
Buddy Sandboxes: Not listed
Solari: Up to 10

Platform

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

Developer

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

Trust

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

Hourly cost

One sandbox running for one hour

Buddy Sandboxes
Solari
1 vCPU · 2 GiB
Buddy Sandboxes: $0.043
Solari: $0.086
2 vCPU · 4 GiB
Buddy Sandboxes: $0.086
Solari: $0.171
4 vCPU · 8 GiB
Buddy Sandboxes: $0.173
Solari: $0.342

Compute only, at list rates.

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Which one fits

Based on the fields above

Buddy Sandboxes fits when

  • A session must run longer than 24 hours.
  • You want each sandbox to be a full VM.
  • You want the lower list price: $0.086 against $0.171 an hour for 2 vCPU and 4 GiB.
  • You need a sandbox larger than 8 vCPU · 16 GiB.

Solari fits when

  • You want each sandbox in its own microVM.
  • You want the larger free credit: $3 against $1.
  • You need a desktop in the sandbox.
  • You need the sandboxes in your own cloud account.

More comparisons

See all comparisons

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