Cua Fleets vs Tensorlake Sandboxes

Cua Fleets costs $0.044625 per vCPU-hour and Tensorlake Sandboxes costs $0.07 per vCPU-hour. Cua Fleets runs gVisor. Tensorlake Sandboxes runs microVMs, offers GPUs and has no session limit.

Updated

Cua Fleets

Isolation
gVisor
Free tier
Not listed
Max session
Not listed

Tensorlake Sandboxes

Isolation
MicroVM
Free tier
Free plan, $0 forever
Max session
No limit

What is different

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

Cua Fleets
Tensorlake Sandboxes
vCPU, per hour
Cua Fleets: $0.044625
Tensorlake Sandboxes: $0.07
RAM, per GiB-hour
Cua Fleets: $0.0223125
Tensorlake Sandboxes: $0.015
Storage
Cua Fleets: Free
Tensorlake Sandboxes: $0.0002 per GiB-hour
Billing
Cua Fleets: Per second
Tensorlake Sandboxes: Active CPU time only
Largest sandbox
Cua Fleets: 8 vCPU · 32 GiB
Tensorlake Sandboxes: 16 vCPU · 64 GiB
Isolation
Cua Fleets: gVisor
Tensorlake Sandboxes: MicroVM
Pause and resume
Cua Fleets: No
Tensorlake Sandboxes:
SDKs
Cua Fleets: Python, TypeScript, Rust
Tensorlake Sandboxes: Python, TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Cua Fleets: $0.044625
Tensorlake Sandboxes: $0.07
RAM, per GiB-hour
Cua Fleets: $0.0223125
Tensorlake Sandboxes: $0.015
Storage
Cua Fleets: Free
Tensorlake Sandboxes: $0.0002 per GiB-hour
Free tier
Cua Fleets: Not listed
Tensorlake Sandboxes: Free plan, $0 forever
Paid plan from
Cua Fleets: Not listed
Tensorlake Sandboxes: Pay as you go
Billing
Cua Fleets: Per second
Tensorlake Sandboxes: Active CPU time only

Limits

Max session
Cua Fleets: Not listed
Tensorlake Sandboxes: No limit
Idle stop
Cua Fleets: Not listed
Tensorlake Sandboxes: After 10 minutes
Largest sandbox
Cua Fleets: 8 vCPU · 32 GiB
Tensorlake Sandboxes: 16 vCPU · 64 GiB
Concurrent sandboxes
Cua Fleets: Not listed
Tensorlake Sandboxes: Up to 1,000

Platform

Isolation
Cua Fleets: gVisor
Tensorlake Sandboxes: MicroVM
GPU
Cua Fleets: Not listed
Tensorlake Sandboxes:
Snapshots
Cua Fleets: Not listed
Tensorlake Sandboxes:
Pause and resume
Cua Fleets: No
Tensorlake Sandboxes:

Developer

SDKs
Cua Fleets: Python, TypeScript, Rust
Tensorlake Sandboxes: Python, TypeScript
Integrations
Cua Fleets: OpenAI Agents SDK, MCP
Tensorlake Sandboxes: Not listed

Trust

License
Cua Fleets: Not listed
Tensorlake Sandboxes: Not listed
BYOC
Cua Fleets: Your AWS, Google Cloud, or Modal account
Tensorlake Sandboxes: Your AWS, GCP or Azure account

Hourly cost

One sandbox running for one hour

Cua Fleets
Tensorlake Sandboxes
1 vCPU · 2 GiB
Cua Fleets: $0.089
Tensorlake Sandboxes: $0.100
2 vCPU · 4 GiB
Cua Fleets: $0.179
Tensorlake Sandboxes: $0.200
4 vCPU · 8 GiB
Cua Fleets: $0.357
Tensorlake Sandboxes: $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 SOC 2.

Tensorlake Sandboxes fits when

  • You need GPUs.
  • You want each sandbox in its own microVM.
  • You need snapshots.
  • You need pause and resume.

More comparisons

See all comparisons

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