Cua Fleets vs Vercel Sandbox
Cua Fleets costs $0.044625 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. Cua Fleets runs gVisor. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.
Updated
Vercel Sandbox
- Isolation
- Firecracker microVM
- Free tier
- 5 CPU-hours every month
- Max session
- 24 hours
What is different
9 fields differ. The rest are the same or not listed.
Cua Fleets
Vercel Sandbox
- vCPU, per hour
- Cua Fleets: $0.044625
- Vercel Sandbox: $0.128
- RAM, per GiB-hour
- Cua Fleets: $0.0223125
- Vercel Sandbox: $0.0212
- Storage
- Cua Fleets: Free
- Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
- Billing
- Cua Fleets: Per second
- Vercel Sandbox: Active CPU time only
- Largest sandbox
- Cua Fleets: 8 vCPU · 32 GiB
- Vercel Sandbox: 8 vCPU · 16 GiB
- Isolation
- Cua Fleets: gVisor
- Vercel Sandbox: Firecracker microVM
- Pause and resume
- Cua Fleets: No
- Vercel Sandbox:
- SDKs
- Cua Fleets: Python, TypeScript, Rust
- Vercel Sandbox: Python, JavaScript / TypeScript
- Integrations
- Cua Fleets: OpenAI Agents SDK, MCP
- Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK
Full comparison
18 fields, at each provider's list price
Cua Fleetscua
Vercel Sandboxvercel
Pricing
- vCPU, per hour
- Cua Fleets: $0.044625
- Vercel Sandbox: $0.128
- RAM, per GiB-hour
- Cua Fleets: $0.0223125
- Vercel Sandbox: $0.0212
- Storage
- Cua Fleets: Free
- Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
- Free tier
- Cua Fleets: Not listed
- Vercel Sandbox: 5 CPU-hours every month
- Paid plan from
- Cua Fleets: Not listed
- Vercel Sandbox: $20 / month
- Billing
- Cua Fleets: Per second
- Vercel Sandbox: Active CPU time only
Limits
- Max session
- Cua Fleets: Not listed
- Vercel Sandbox: 24 hours
- Idle stop
- Cua Fleets: Not listed
- Vercel Sandbox: Not listed
- Largest sandbox
- Cua Fleets: 8 vCPU · 32 GiB
- Vercel Sandbox: 8 vCPU · 16 GiB
- Concurrent sandboxes
- Cua Fleets: Not listed
- Vercel Sandbox: Up to 10,000
Platform
- Isolation
- Cua Fleets: gVisor
- Vercel Sandbox: Firecracker microVM
- GPU
- Cua Fleets: Not listed
- Vercel Sandbox: Not listed
- Snapshots
- Cua Fleets: Not listed
- Vercel Sandbox:
- Pause and resume
- Cua Fleets: No
- Vercel Sandbox:
Developer
- SDKs
- Cua Fleets: Python, TypeScript, Rust
- Vercel Sandbox: Python, JavaScript / TypeScript
- Integrations
- Cua Fleets: OpenAI Agents SDK, MCP
- Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK
Trust
- License
- Cua Fleets: Not listed
- Vercel Sandbox: Not listed
- BYOC
- Cua Fleets: Your AWS, Google Cloud, or Modal account
- Vercel Sandbox: Not listed
Hourly cost
One sandbox running for one hour
Cua Fleets
Vercel Sandbox
- 1 vCPU · 2 GiB
- Cua Fleets: $0.089
- Vercel Sandbox: $0.170
- 2 vCPU · 4 GiB
- Cua Fleets: $0.179
- Vercel Sandbox: $0.341
- 4 vCPU · 8 GiB
- Cua Fleets: $0.357
- Vercel Sandbox: $0.682
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Cua Fleets fits when
- You use MCP.
- You want the lower list price: $0.179 against $0.341 an hour for 2 vCPU and 4 GiB.
- You need a desktop in the sandbox.
- You need the sandboxes in your own cloud account.
Vercel Sandbox fits when
- You want each sandbox in its own microVM.
- You use the Claude Agent SDK, LangChain or the Vercel AI SDK.
- You need snapshots.
- You need pause and resume.
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