CoreWeave Sandboxes vs Solari
CoreWeave Sandboxes costs $0.128 per vCPU-hour and Solari costs $0.0525 per vCPU-hour. CoreWeave Sandboxes runs microVMs, offers GPUs and limits a session to 720 hours. Solari runs Cloud Hypervisor microVMs and limits a session to 24 hours.
Updated
CoreWeave Sandboxes
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- 720 hours
Solari
- Isolation
- Cloud Hypervisor microVM
- Free tier
- $3 credit every month
- Max session
- 24 hours
What is different
8 fields differ. The rest are the same or not listed.
CoreWeave Sandboxes
Solari
- vCPU, per hour
- CoreWeave Sandboxes: $0.128
- Solari: $0.0525
- RAM, per GiB-hour
- CoreWeave Sandboxes: $0.0212
- Solari: $0.0165
- Storage
- CoreWeave Sandboxes: Snapshots and volumes billed separately
- Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
- Max session
- CoreWeave Sandboxes: 720 hours
- Solari: 24 hours
- Concurrent sandboxes
- CoreWeave Sandboxes: Up to 2,000
- Solari: Up to 10
- Isolation
- CoreWeave Sandboxes: MicroVM
- Solari: Cloud Hypervisor microVM
- SDKs
- CoreWeave Sandboxes: Python, TypeScript
- Solari: TypeScript, Python, Go, Rust
- Integrations
- CoreWeave Sandboxes: Claude Code
- Solari: MCP, Claude Code
Full comparison
18 fields, at each provider's list price
CoreWeave Sandboxescoreweave
Solaridocs
Pricing
- vCPU, per hour
- CoreWeave Sandboxes: $0.128
- Solari: $0.0525
- RAM, per GiB-hour
- CoreWeave Sandboxes: $0.0212
- Solari: $0.0165
- Storage
- CoreWeave Sandboxes: Snapshots and volumes billed separately
- Solari: Snapshots $0.05 per GB-month, the first 10 GB per organization free, from October 1, 2026.
- Free tier
- CoreWeave Sandboxes: Not listed
- Solari: $3 credit every month
- Paid plan from
- CoreWeave Sandboxes: Not listed
- Solari: $20 / month
- Billing
- CoreWeave Sandboxes: Per second
- Solari: Per second
Limits
- Max session
- CoreWeave Sandboxes: 720 hours
- Solari: 24 hours
- Idle stop
- CoreWeave Sandboxes: Not listed
- Solari: Not listed
- Largest sandbox
- CoreWeave Sandboxes: Not listed
- Solari: 8 vCPU · 16 GiB
- Concurrent sandboxes
- CoreWeave Sandboxes: Up to 2,000
- Solari: Up to 10
Platform
- Isolation
- CoreWeave Sandboxes: MicroVM
- Solari: Cloud Hypervisor microVM
- GPU
- CoreWeave Sandboxes:
- Solari: Not listed
- Snapshots
- CoreWeave Sandboxes:
- Solari:
- Pause and resume
- CoreWeave Sandboxes: Not listed
- Solari:
Developer
- SDKs
- CoreWeave Sandboxes: Python, TypeScript
- Solari: TypeScript, Python, Go, Rust
- Integrations
- CoreWeave Sandboxes: Claude Code
- Solari: MCP, Claude Code
Trust
- License
- CoreWeave Sandboxes: Not listed
- Solari: Not listed
- BYOC
- CoreWeave Sandboxes: Your CKS clusters. CoreWeave runs the gateway.
- Solari: Enterprise plan, in your own VPC
Hourly cost
One sandbox running for one hour
CoreWeave Sandboxes
Solari
- 1 vCPU · 2 GiB
- CoreWeave Sandboxes: $0.170
- Solari: $0.086
- 2 vCPU · 4 GiB
- CoreWeave Sandboxes: $0.341
- Solari: $0.171
- 4 vCPU · 8 GiB
- CoreWeave Sandboxes: $0.682
- Solari: $0.342
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
CoreWeave Sandboxes fits when
- You need GPUs.
- A session must run longer than 24 hours.
Solari fits when
- You use MCP.
- You want the lower list price: $0.171 against $0.341 an hour for 2 vCPU and 4 GiB.
- You need pause and resume.
- You need HIPAA.
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