Bunny Sandbox vs Solari

Bunny Sandbox costs $0.02 per vCPU-hour and Solari costs $0.0525 per vCPU-hour. Bunny Sandbox runs gVisor and has no session limit. Solari runs Cloud Hypervisor microVMs and limits a session to 24 hours.

Updated

Bunny Sandbox

Isolation
gVisor
Free tier
Not listed
Max session
No limit

Solari

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

What is different

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

Bunny Sandbox
Solari
vCPU, per hour
Bunny Sandbox: $0.02
Solari: $0.0525
RAM, per GiB-hour
Bunny Sandbox: $0.005
Solari: $0.0165
Storage
Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Paid plan from
Bunny Sandbox: Pay as you go
Solari: $20 / month
Billing
Bunny Sandbox: Active CPU time only
Solari: Per second
Max session
Bunny Sandbox: No limit
Solari: 24 hours
Largest sandbox
Bunny Sandbox: 8 vCPU · 32 GiB
Solari: 8 vCPU · 16 GiB
Isolation
Bunny Sandbox: gVisor
Solari: Cloud Hypervisor microVM
SDKs
Bunny Sandbox: JavaScript / TypeScript
Solari: TypeScript, Python, Go, Rust
Integrations
Bunny Sandbox: Claude Code
Solari: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Bunny Sandbox: $0.02
Solari: $0.0525
RAM, per GiB-hour
Bunny Sandbox: $0.005
Solari: $0.0165
Storage
Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB
Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
Free tier
Bunny Sandbox: Not listed
Solari: $3 credit every month
Paid plan from
Bunny Sandbox: Pay as you go
Solari: $20 / month
Billing
Bunny Sandbox: Active CPU time only
Solari: Per second

Limits

Max session
Bunny Sandbox: No limit
Solari: 24 hours
Idle stop
Bunny Sandbox: Not listed
Solari: Not listed
Largest sandbox
Bunny Sandbox: 8 vCPU · 32 GiB
Solari: 8 vCPU · 16 GiB
Concurrent sandboxes
Bunny Sandbox: Not listed
Solari: Up to 10

Platform

Isolation
Bunny Sandbox: gVisor
Solari: Cloud Hypervisor microVM
GPU
Bunny Sandbox: Not listed
Solari: Not listed
Snapshots
Bunny Sandbox: Not listed
Solari:
Pause and resume
Bunny Sandbox: Not listed
Solari:

Developer

SDKs
Bunny Sandbox: JavaScript / TypeScript
Solari: TypeScript, Python, Go, Rust
Integrations
Bunny Sandbox: Claude Code
Solari: MCP, Claude Code

Trust

License
Bunny Sandbox: Not listed
Solari: Not listed
BYOC
Bunny Sandbox: Not listed
Solari: Enterprise plan, in your own VPC

Hourly cost

One sandbox running for one hour

Bunny Sandbox
Solari
1 vCPU · 2 GiB
Bunny Sandbox: $0.030
Solari: $0.086
2 vCPU · 4 GiB
Bunny Sandbox: $0.060
Solari: $0.171
4 vCPU · 8 GiB
Bunny Sandbox: $0.120
Solari: $0.342

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Bunny Sandbox fits when

  • A session must run longer than 24 hours.
  • You want to pay only for usage, with no plan fee.
  • You want the lower list price: $0.060 against $0.171 an hour for 2 vCPU and 4 GiB.
  • Your code waits a lot: CPU is billed only while it is in use.

Solari fits when

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

More comparisons

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