Runloop vs xShellz Agent Shell

Runloop costs $0.108 per vCPU-hour. Runloop runs microVMs. xShellz Agent Shell runs gVisor and has no session limit.

Updated Oct 23, 2026

Runloop

Devboxes built for coding agents.

Isolation: MicroVM
Free tier: $50 credit
Max session: Not listed

Visit site Runloop 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

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

Field

Runloop

xShellz Agent Shell

RAM, per GiB-hour: Runloop: $0.0252; xShellz Agent Shell: Included
Storage: Runloop: $0.00034236 per GiB-hour; xShellz Agent Shell: Free
Free tier: Runloop: $50 credit; xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Paid plan from: Runloop: Pay as you go; xShellz Agent Shell: $10 / month
Billing: Runloop: Per second; xShellz Agent Shell: Bundled machine time
Largest sandbox: Runloop: 16 vCPU · 64 GiB; xShellz Agent Shell: 4 vCPU · 4 GiB
Isolation: Runloop: MicroVM; xShellz Agent Shell: gVisor
SDKs: Runloop: Python, TypeScript; xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations: Runloop: OpenAI Agents SDK, MCP, Claude Code; xShellz Agent Shell: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Runlooprunloop.ai/pricing

xShellz Agent Shellxshellz.com/pricingxshellz.com

Pricing

vCPU, per hour: Runloop: $0.108; xShellz Agent Shell: Not listed
RAM, per GiB-hour: Runloop: $0.0252; xShellz Agent Shell: Included
Storage: Runloop: $0.00034236 per GiB-hour; xShellz Agent Shell: Free
Free tier: Runloop: $50 credit; xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Paid plan from: Runloop: Pay as you go; xShellz Agent Shell: $10 / month
Billing: Runloop: Per second; xShellz Agent Shell: Bundled machine time

Limits

Max session: Runloop: Not listed; xShellz Agent Shell: No limit
Idle stop: Runloop: Not listed; xShellz Agent Shell: Not listed
Largest sandbox: Runloop: 16 vCPU · 64 GiB; xShellz Agent Shell: 4 vCPU · 4 GiB
Concurrent sandboxes: Runloop: Not listed; xShellz Agent Shell: Up to 5

Platform

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

Developer

SDKs: Runloop: Python, TypeScript; xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Integrations: Runloop: OpenAI Agents SDK, MCP, Claude Code; xShellz Agent Shell: MCP, Claude Code

Trust

License: Runloop: Not listed; xShellz Agent Shell: Not listed
BYOC: Runloop: Deploy to VPC, Enterprise plan; xShellz Agent Shell: Not listed

Hourly cost

One sandbox running for one hour

Size

Runloop

xShellz Agent Shell

1 vCPU · 2 GiB: Runloop: $0.158; xShellz Agent Shell: Not listed
2 vCPU · 4 GiB: Runloop: $0.317; xShellz Agent Shell: Not listed
4 vCPU · 8 GiB: Runloop: $0.634; xShellz Agent Shell: Not listed

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Runloop fits when

You want to pay only for usage, with no plan fee.
You want each sandbox in its own microVM.
You use the OpenAI Agents SDK.
You need snapshots.

More comparisons

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Runloop

xShellz Agent Shell

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Runloop fits when

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