Caged vs Cua Fleets
Caged costs $0.06 per vCPU-hour and Cua Fleets costs $0.044625 per vCPU-hour. Caged runs Firecracker microVMs and limits a session to 4 hours. Cua Fleets runs gVisor.
Updated
Caged
- Isolation
- Firecracker microVM
- Free tier
- Free plan, 5 sandboxes a day
- Max session
- 4 hours
What is different
6 fields differ. The rest are the same or not listed.
Caged
Cua Fleets
- vCPU, per hour
- Caged: $0.06
- Cua Fleets: $0.044625
- RAM, per GiB-hour
- Caged: Included
- Cua Fleets: $0.0223125
- Billing
- Caged: Bundled machine time
- Cua Fleets: Per second
- Largest sandbox
- Caged: 8 vCPU · 8 GiB
- Cua Fleets: 8 vCPU · 32 GiB
- Isolation
- Caged: Firecracker microVM
- Cua Fleets: gVisor
- Integrations
- Caged: MCP
- Cua Fleets: OpenAI Agents SDK, MCP
Full comparison
18 fields, at each provider's list price
Cagedcaged
Cua Fleetscua
Pricing
- vCPU, per hour
- Caged: $0.06
- Cua Fleets: $0.044625
- RAM, per GiB-hour
- Caged: Included
- Cua Fleets: $0.0223125
- Storage
- Caged: Free
- Cua Fleets: Free
- Free tier
- Caged: Free plan, 5 sandboxes a day
- Cua Fleets: Not listed
- Paid plan from
- Caged: $29 / month
- Cua Fleets: Not listed
- Billing
- Caged: Bundled machine time
- Cua Fleets: Per second
Limits
- Max session
- Caged: 4 hours
- Cua Fleets: Not listed
- Idle stop
- Caged: Not listed
- Cua Fleets: Not listed
- Largest sandbox
- Caged: 8 vCPU · 8 GiB
- Cua Fleets: 8 vCPU · 32 GiB
- Concurrent sandboxes
- Caged: Up to 5
- Cua Fleets: Not listed
Platform
- Isolation
- Caged: Firecracker microVM
- Cua Fleets: gVisor
- GPU
- Caged: Not listed
- Cua Fleets: Not listed
- Snapshots
- Caged: Not listed
- Cua Fleets: Not listed
- Pause and resume
- Caged: Not listed
- Cua Fleets: No
Developer
- SDKs
- Caged: Not listed
- Cua Fleets: Python, TypeScript, Rust
- Integrations
- Caged: MCP
- Cua Fleets: OpenAI Agents SDK, MCP
Trust
- License
- Caged: Not listed
- Cua Fleets: Not listed
- BYOC
- Caged: Not listed
- Cua Fleets: Your AWS, Google Cloud, or Modal account
Hourly cost
One sandbox running for one hour
Caged
Cua Fleets
- 1 vCPU · 2 GiB
- Caged: $0.060
- Cua Fleets: $0.089
- 2 vCPU · 4 GiB
- Caged: $0.120
- Cua Fleets: $0.179
- 4 vCPU · 8 GiB
- Caged: $0.240
- Cua Fleets: $0.357
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Caged fits when
- You want each sandbox in its own microVM.
- You want the lower list price: $0.120 against $0.179 an hour for 2 vCPU and 4 GiB.
Cua Fleets fits when
- You use the OpenAI Agents SDK.
- You need a desktop in the sandbox.
- You need the sandboxes in your own cloud account.
- You need a sandbox larger than 8 vCPU · 8 GiB.
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