Cua Fleets vs Upstash Box

Cua Fleets costs $0.044625 per vCPU-hour and Upstash Box costs $0.10 per vCPU-hour. Cua Fleets runs gVisor. Upstash Box runs containers.

Updated Oct 14, 2026

Cua Fleets

Hosted Linux and Windows sandboxes for computer-use agents.

Isolation: gVisor
Free tier: Not listed
Max session: Not listed

Visit site Cua Fleets profile

Upstash Box

Isolated cloud containers that give AI agents a computer.

Isolation: Container
Free tier: Free plan, 5 CPU hours per month
Max session: Not listed

Visit site Upstash Box profile

What is different

9 fields differ. The rest are the same or not listed.

Field

Cua Fleets

Upstash Box

vCPU, per hour: Cua Fleets: $0.044625; Upstash Box: $0.10
RAM, per GiB-hour: Cua Fleets: $0.0223125; Upstash Box: Included
Storage: Cua Fleets: Free; Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Billing: Cua Fleets: Per second; Upstash Box: Active CPU time only
Largest sandbox: Cua Fleets: 8 vCPU · 32 GiB; Upstash Box: 8 vCPU · 16 GiB
Isolation: Cua Fleets: gVisor; Upstash Box: Container
Pause and resume: Cua Fleets: No; Upstash Box:
SDKs: Cua Fleets: Python, TypeScript, Rust; Upstash Box: Python, TypeScript
Integrations: Cua Fleets: OpenAI Agents SDK, MCP; Upstash Box: LangChain, Vercel AI SDK

Full comparison

18 fields, at each provider's list price

Cua Fleetscua.ai/#pricing

Upstash Boxupstash.com/pricing/boxupstash.com

Pricing

vCPU, per hour: Cua Fleets: $0.044625; Upstash Box: $0.10
RAM, per GiB-hour: Cua Fleets: $0.0223125; Upstash Box: Included
Storage: Cua Fleets: Free; Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier: Cua Fleets: Not listed; Upstash Box: Free plan, 5 CPU hours per month
Paid plan from: Cua Fleets: Not listed; Upstash Box: Pay as you go
Billing: Cua Fleets: Per second; Upstash Box: Active CPU time only

Limits

Max session: Cua Fleets: Not listed; Upstash Box: Not listed
Idle stop: Cua Fleets: Not listed; Upstash Box: After 360 minutes
Largest sandbox: Cua Fleets: 8 vCPU · 32 GiB; Upstash Box: 8 vCPU · 16 GiB
Concurrent sandboxes: Cua Fleets: Not listed; Upstash Box: Up to 1,000

Platform

Isolation: Cua Fleets: gVisor; Upstash Box: Container
GPU: Cua Fleets: Not listed; Upstash Box: Not listed
Snapshots: Cua Fleets: Not listed; Upstash Box:
Pause and resume: Cua Fleets: No; Upstash Box:

Developer

SDKs: Cua Fleets: Python, TypeScript, Rust; Upstash Box: Python, TypeScript
Integrations: Cua Fleets: OpenAI Agents SDK, MCP; Upstash Box: LangChain, Vercel AI SDK

Trust

License: Cua Fleets: Not listed; Upstash Box: Not listed
BYOC: Cua Fleets: Your AWS, Google Cloud, or Modal account; Upstash Box: Not listed

Hourly cost

One sandbox running for one hour

Size

Cua Fleets

Upstash Box

1 vCPU · 2 GiB: Cua Fleets: $0.089; Upstash Box: $0.100
2 vCPU · 4 GiB: Cua Fleets: $0.179; Upstash Box: $0.200
4 vCPU · 8 GiB: Cua Fleets: $0.357; Upstash Box: $0.400

Compute only, at list rates.

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Which one fits

Based on the fields above

Cua Fleets fits when

You use the OpenAI Agents SDK or MCP.
You want the lower list price: $0.179 against $0.200 an hour for 2 vCPU and 4 GiB.
You need a desktop in the sandbox.
You need the sandboxes in your own cloud account.

Upstash Box fits when

You use LangChain or the Vercel AI SDK.
You need snapshots.
You need pause and resume.
Your code waits a lot: CPU is billed only while it is in use.

More comparisons

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Cua Fleets

Upstash Box

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Cua Fleets fits when

Upstash Box fits when

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