Nebius Sandboxes vs xShellz Agent Shell

Nebius Sandboxes runs microVMs. xShellz Agent Shell runs gVisor and has no session limit.

Updated Oct 23, 2026

Nebius Sandboxes

Sandboxes for AI agents that branch from any checkpoint.

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

Visit site Nebius Sandboxes profile

xShellz Agent Shell

Always-on Linux boxes for AI agents, isolated with gVisor.

Isolation: gVisor
Free tier: Free plan, 1 box with 0.5 vCPU and 512 MB
Max session: No limit

Visit site xShellz Agent Shell profile

What is different

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

Field

Nebius Sandboxes

xShellz Agent Shell

Concurrent sandboxes: Nebius Sandboxes: Up to 50; xShellz Agent Shell: Up to 5
Isolation: Nebius Sandboxes: MicroVM; xShellz Agent Shell: gVisor
SDKs: Nebius Sandboxes: Python; xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations: Nebius Sandboxes: LangChain, MCP; xShellz Agent Shell: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Nebius Sandboxescontree.dev

xShellz Agent Shellxshellz.com/pricingxshellz.com

Pricing

vCPU, per hour: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed
RAM, per GiB-hour: Nebius Sandboxes: Not listed; xShellz Agent Shell: Included
Storage: Nebius Sandboxes: Not listed; xShellz Agent Shell: Free
Free tier: Nebius Sandboxes: Not listed; xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Paid plan from: Nebius Sandboxes: Not listed; xShellz Agent Shell: $10 / month
Billing: Nebius Sandboxes: Not listed; xShellz Agent Shell: Bundled machine time

Limits

Max session: Nebius Sandboxes: Not listed; xShellz Agent Shell: No limit
Idle stop: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed
Largest sandbox: Nebius Sandboxes: Not listed; xShellz Agent Shell: 4 vCPU · 4 GiB
Concurrent sandboxes: Nebius Sandboxes: Up to 50; xShellz Agent Shell: Up to 5

Platform

Isolation: Nebius Sandboxes: MicroVM; xShellz Agent Shell: gVisor
GPU: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed
Snapshots: Nebius Sandboxes:; xShellz Agent Shell: Not listed
Pause and resume: Nebius Sandboxes: Not listed; xShellz Agent Shell:

Developer

SDKs: Nebius Sandboxes: Python; xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations: Nebius Sandboxes: LangChain, MCP; xShellz Agent Shell: MCP, Claude Code

Trust

License: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed
BYOC: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed

Hourly cost

One sandbox running for one hour

Size

Nebius Sandboxes

xShellz Agent Shell

1 vCPU · 2 GiB: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed
2 vCPU · 4 GiB: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed
4 vCPU · 8 GiB: Nebius Sandboxes: Not listed; xShellz Agent Shell: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Nebius Sandboxes fits when

You want each sandbox in its own microVM.
You use LangChain.
You need snapshots.
You need SOC 2 Type II and ISO 27001.

xShellz Agent Shell fits when

You use Claude Code.
You need pause and resume.

More comparisons

See all comparisons

Nebius Sandboxes

xShellz Agent Shell

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Nebius Sandboxes fits when

xShellz Agent Shell fits when

More comparisons

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