CoreWeave Sandboxes vs Cua Fleets
CoreWeave Sandboxes costs $0.128 per vCPU-hour and Cua Fleets costs $0.044625 per vCPU-hour. CoreWeave Sandboxes runs microVMs, offers GPUs and limits a session to 720 hours. Cua Fleets runs gVisor.
Updated
CoreWeave Sandboxes
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- 720 hours
What is different
5 fields differ. The rest are the same or not listed.
CoreWeave Sandboxes
Cua Fleets
- vCPU, per hour
- CoreWeave Sandboxes: $0.128
- Cua Fleets: $0.044625
- RAM, per GiB-hour
- CoreWeave Sandboxes: $0.0212
- Cua Fleets: $0.0223125
- Storage
- CoreWeave Sandboxes: Snapshots and volumes billed separately
- Cua Fleets: Free
- Isolation
- CoreWeave Sandboxes: MicroVM
- Cua Fleets: gVisor
- SDKs
- CoreWeave Sandboxes: Python, TypeScript
- Cua Fleets: Python, TypeScript, Rust
Full comparison
18 fields, at each provider's list price
CoreWeave Sandboxescoreweave
Cua Fleetscua
Pricing
- vCPU, per hour
- CoreWeave Sandboxes: $0.128
- Cua Fleets: $0.044625
- RAM, per GiB-hour
- CoreWeave Sandboxes: $0.0212
- Cua Fleets: $0.0223125
- Storage
- CoreWeave Sandboxes: Snapshots and volumes billed separately
- Cua Fleets: Free
- Free tier
- CoreWeave Sandboxes: Not listed
- Cua Fleets: Not listed
- Paid plan from
- CoreWeave Sandboxes: Not listed
- Cua Fleets: Not listed
- Billing
- CoreWeave Sandboxes: Per second
- Cua Fleets: Per second
Limits
- Max session
- CoreWeave Sandboxes: 720 hours
- Cua Fleets: Not listed
- Idle stop
- CoreWeave Sandboxes: Not listed
- Cua Fleets: Not listed
- Largest sandbox
- CoreWeave Sandboxes: Not listed
- Cua Fleets: 8 vCPU · 32 GiB
- Concurrent sandboxes
- CoreWeave Sandboxes: Up to 5,000
- Cua Fleets: Not listed
Platform
- Isolation
- CoreWeave Sandboxes: MicroVM
- Cua Fleets: gVisor
- GPU
- CoreWeave Sandboxes:
- Cua Fleets: Not listed
- Snapshots
- CoreWeave Sandboxes:
- Cua Fleets: Not listed
- Pause and resume
- CoreWeave Sandboxes: Not listed
- Cua Fleets: No
Developer
- SDKs
- CoreWeave Sandboxes: Python, TypeScript
- Cua Fleets: Python, TypeScript, Rust
- Integrations
- CoreWeave Sandboxes: Not listed
- Cua Fleets: OpenAI Agents SDK, MCP
Trust
- License
- CoreWeave Sandboxes: Not listed
- Cua Fleets: Not listed
- BYOC
- CoreWeave Sandboxes: Your CKS clusters. CoreWeave runs the gateway.
- Cua Fleets: Your AWS, Google Cloud, or Modal account
Hourly cost
One sandbox running for one hour
CoreWeave Sandboxes
Cua Fleets
- 1 vCPU · 2 GiB
- CoreWeave Sandboxes: $0.170
- Cua Fleets: $0.089
- 2 vCPU · 4 GiB
- CoreWeave Sandboxes: $0.341
- Cua Fleets: $0.179
- 4 vCPU · 8 GiB
- CoreWeave Sandboxes: $0.682
- Cua Fleets: $0.357
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
CoreWeave Sandboxes fits when
- You need GPUs.
- You want each sandbox in its own microVM.
- You need snapshots.
Cua Fleets fits when
- You use the OpenAI Agents SDK or MCP.
- You want the lower list price: $0.179 against $0.341 an hour for 2 vCPU and 4 GiB.
- You need SOC 2.
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