Cua Fleets vs Prime Sandboxes
Cua Fleets costs $0.044625 per vCPU-hour and Prime Sandboxes costs $0.02 per vCPU-hour. Cua Fleets runs gVisor. Prime Sandboxes runs microVMs and has no session limit.
Updated
Prime Sandboxes
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- No limit
What is different
6 fields differ. The rest are the same or not listed.
Cua Fleets
Prime Sandboxes
- vCPU, per hour
- Cua Fleets: $0.044625
- Prime Sandboxes: $0.02
- RAM, per GiB-hour
- Cua Fleets: $0.0223125
- Prime Sandboxes: $0.0125
- Storage
- Cua Fleets: Free
- Prime Sandboxes: $0.0002 per GiB-hour
- Largest sandbox
- Cua Fleets: 8 vCPU · 32 GiB
- Prime Sandboxes: 16 vCPU · 64 GiB
- Isolation
- Cua Fleets: gVisor
- Prime Sandboxes: MicroVM
- SDKs
- Cua Fleets: Python, TypeScript, Rust
- Prime Sandboxes: Python
Full comparison
18 fields, at each provider's list price
Cua Fleetscua
Prime Sandboxesdocs
Pricing
- vCPU, per hour
- Cua Fleets: $0.044625
- Prime Sandboxes: $0.02
- RAM, per GiB-hour
- Cua Fleets: $0.0223125
- Prime Sandboxes: $0.0125
- Storage
- Cua Fleets: Free
- Prime Sandboxes: $0.0002 per GiB-hour
- Free tier
- Cua Fleets: Not listed
- Prime Sandboxes: Not listed
- Paid plan from
- Cua Fleets: Not listed
- Prime Sandboxes: Pay as you go
- Billing
- Cua Fleets: Per second
- Prime Sandboxes: Per second
Limits
- Max session
- Cua Fleets: Not listed
- Prime Sandboxes: No limit
- Idle stop
- Cua Fleets: Not listed
- Prime Sandboxes: Not listed
- Largest sandbox
- Cua Fleets: 8 vCPU · 32 GiB
- Prime Sandboxes: 16 vCPU · 64 GiB
- Concurrent sandboxes
- Cua Fleets: Not listed
- Prime Sandboxes: Up to 1,024
Platform
- Isolation
- Cua Fleets: gVisor
- Prime Sandboxes: MicroVM
- GPU
- Cua Fleets: Not listed
- Prime Sandboxes: Not listed
- Snapshots
- Cua Fleets: Not listed
- Prime Sandboxes:
- Pause and resume
- Cua Fleets: No
- Prime Sandboxes: Not listed
Developer
- SDKs
- Cua Fleets: Python, TypeScript, Rust
- Prime Sandboxes: Python
- Integrations
- Cua Fleets: OpenAI Agents SDK, MCP
- Prime Sandboxes: Not listed
Trust
- License
- Cua Fleets: Not listed
- Prime Sandboxes: Not listed
- BYOC
- Cua Fleets: Your AWS, Google Cloud, or Modal account
- Prime Sandboxes: Not listed
Hourly cost
One sandbox running for one hour
Cua Fleets
Prime Sandboxes
- 1 vCPU · 2 GiB
- Cua Fleets: $0.089
- Prime Sandboxes: $0.045
- 2 vCPU · 4 GiB
- Cua Fleets: $0.179
- Prime Sandboxes: $0.090
- 4 vCPU · 8 GiB
- Cua Fleets: $0.357
- Prime Sandboxes: $0.180
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Cua Fleets fits when
- You use the OpenAI Agents SDK or MCP.
- You need a desktop in the sandbox.
- You need the sandboxes in your own cloud account.
- You need SOC 2.
Prime Sandboxes fits when
- You want each sandbox in its own microVM.
- You want the lower list price: $0.090 against $0.179 an hour for 2 vCPU and 4 GiB.
- You need snapshots.
- You need a sandbox larger than 8 vCPU · 32 GiB.
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