Sandbox0 vs Solari
Sandbox0 bills memory only, at $0.015 per GiB-hour. Solari costs $0.0525 per vCPU-hour. Sandbox0 runs gVisor and has no session limit. Solari runs Cloud Hypervisor microVMs and limits a session to 24 hours.
Updated
Solari
- Isolation
- Cloud Hypervisor microVM
- Free tier
- $3 credit every month
- Max session
- 24 hours
What is different
12 fields differ. The rest are the same or not listed.
Sandbox0
Solari
- vCPU, per hour
- Sandbox0: Included
- Solari: $0.0525
- RAM, per GiB-hour
- Sandbox0: $0.015
- Solari: $0.0165
- Storage
- Sandbox0: $0.02 per GiB-month for retained RootFS changes and memory checkpoints. Shared base images are free
- Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
- Free tier
- Sandbox0: $5 credit, one time
- Solari: $3 credit every month
- Paid plan from
- Sandbox0: Pay as you go
- Solari: $20 / month
- Billing
- Sandbox0: Memory only
- Solari: Per second
- Max session
- Sandbox0: No limit
- Solari: 24 hours
- Concurrent sandboxes
- Sandbox0: Up to 20
- Solari: Up to 10
- Isolation
- Sandbox0: gVisor
- Solari: Cloud Hypervisor microVM
- SDKs
- Sandbox0: Go, Python, JavaScript / TypeScript
- Solari: TypeScript, Python, Go, Rust
- Integrations
- Sandbox0: LangChain, OpenAI Agents SDK
- Solari: MCP, Claude Code
- BYOC
- Sandbox0: No
- Solari: Enterprise plan, in your own VPC
Full comparison
18 fields, at each provider's list price
Sandbox0sandbox0
Solaridocs
Pricing
- vCPU, per hour
- Sandbox0: Included
- Solari: $0.0525
- RAM, per GiB-hour
- Sandbox0: $0.015
- Solari: $0.0165
- Storage
- Sandbox0: $0.02 per GiB-month for retained RootFS changes and memory checkpoints. Shared base images are free
- Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
- Free tier
- Sandbox0: $5 credit, one time
- Solari: $3 credit every month
- Paid plan from
- Sandbox0: Pay as you go
- Solari: $20 / month
- Billing
- Sandbox0: Memory only
- Solari: Per second
Limits
- Max session
- Sandbox0: No limit
- Solari: 24 hours
- Idle stop
- Sandbox0: Not listed
- Solari: Not listed
- Largest sandbox
- Sandbox0: Not listed
- Solari: 8 vCPU · 16 GiB
- Concurrent sandboxes
- Sandbox0: Up to 20
- Solari: Up to 10
Platform
- Isolation
- Sandbox0: gVisor
- Solari: Cloud Hypervisor microVM
- GPU
- Sandbox0: Not listed
- Solari: Not listed
- Snapshots
- Sandbox0:
- Solari:
- Pause and resume
- Sandbox0:
- Solari:
Developer
- SDKs
- Sandbox0: Go, Python, JavaScript / TypeScript
- Solari: TypeScript, Python, Go, Rust
- Integrations
- Sandbox0: LangChain, OpenAI Agents SDK
- Solari: MCP, Claude Code
Trust
- License
- Sandbox0: Not listed
- Solari: Not listed
- BYOC
- Sandbox0: No
- Solari: Enterprise plan, in your own VPC
Hourly cost
One sandbox running for one hour
Sandbox0
Solari
- 1 vCPU · 2 GiB
- Sandbox0: $0.030
- Solari: $0.086
- 2 vCPU · 4 GiB
- Sandbox0: $0.060
- Solari: $0.171
- 4 vCPU · 8 GiB
- Sandbox0: $0.120
- Solari: $0.342
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Sandbox0 fits when
- A session must run longer than 24 hours.
- You want to pay only for usage, with no plan fee.
- You use LangChain or the OpenAI Agents SDK.
- You want the lower list price: $0.060 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 a desktop in the sandbox.
- You need the sandboxes in your own cloud account.
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