Blaxel vs Cua Fleets

Blaxel bills memory only, at $0.0414 per GiB-hour. Cua Fleets costs $0.044625 per vCPU-hour. Blaxel runs microVMs and has no session limit. Cua Fleets runs gVisor.

Updated Oct 14, 2026

Blaxel

Sandboxes that pause when idle and resume with state.

Isolation: MicroVM
Free tier: Credit of up to $200
Max session: No limit

Visit site Blaxel profile

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

What is different

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

Field

Blaxel

Cua Fleets

vCPU, per hour: Blaxel: Included; Cua Fleets: $0.044625
RAM, per GiB-hour: Blaxel: $0.0414; Cua Fleets: $0.0223125
Storage: Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month.; Cua Fleets: Free
Billing: Blaxel: Memory only; Cua Fleets: Per second
Isolation: Blaxel: MicroVM; Cua Fleets: gVisor
Pause and resume: Blaxel:; Cua Fleets: No
SDKs: Blaxel: Python, TypeScript, Go; Cua Fleets: Python, TypeScript, Rust
Integrations: Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP; Cua Fleets: OpenAI Agents SDK, MCP

Full comparison

18 fields, at each provider's list price

Blaxelblaxel.ai/pricing

Cua Fleetscua.ai/#pricing

Pricing

vCPU, per hour: Blaxel: Included; Cua Fleets: $0.044625
RAM, per GiB-hour: Blaxel: $0.0414; Cua Fleets: $0.0223125
Storage: Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month.; Cua Fleets: Free
Free tier: Blaxel: Credit of up to $200; Cua Fleets: Not listed
Paid plan from: Blaxel: Pay as you go; Cua Fleets: Not listed
Billing: Blaxel: Memory only; Cua Fleets: Per second

Limits

Max session: Blaxel: No limit; Cua Fleets: Not listed
Idle stop: Blaxel: Not listed; Cua Fleets: Not listed
Largest sandbox: Blaxel: Not listed; Cua Fleets: 8 vCPU · 32 GiB
Concurrent sandboxes: Blaxel: Not listed; Cua Fleets: Not listed

Platform

Isolation: Blaxel: MicroVM; Cua Fleets: gVisor
GPU: Blaxel: Not listed; Cua Fleets: Not listed
Snapshots: Blaxel:; Cua Fleets: Not listed
Pause and resume: Blaxel:; Cua Fleets: No

Developer

SDKs: Blaxel: Python, TypeScript, Go; Cua Fleets: Python, TypeScript, Rust
Integrations: Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP; Cua Fleets: OpenAI Agents SDK, MCP

Trust

License: Blaxel: Not listed; Cua Fleets: Not listed
BYOC: Blaxel: Bring-your-own-metal in your VPC; Cua Fleets: Your AWS, Google Cloud, or Modal account

Hourly cost

One sandbox running for one hour

Size

Blaxel

Cua Fleets

1 vCPU · 2 GiB: Blaxel: $0.083; Cua Fleets: $0.089
2 vCPU · 4 GiB: Blaxel: $0.166; Cua Fleets: $0.179
4 vCPU · 8 GiB: Blaxel: $0.331; Cua Fleets: $0.357

Compute only, at list rates.

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Which one fits

Based on the fields above

Blaxel fits when

You want each sandbox in its own microVM.
You use the Claude Agent SDK.
You want the lower list price: $0.166 against $0.179 an hour for 2 vCPU and 4 GiB.
You need snapshots.

More comparisons

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Blaxel

Cua Fleets

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Blaxel fits when

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