xShellz Agent Shell vs Zipbox

Zipbox costs $0.00685 per vCPU-hour. xShellz Agent Shell runs gVisor and has no session limit. Zipbox runs Firecracker microVMs and has no session limit.

Updated

xShellz Agent Shell

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

Zipbox

Isolation
Firecracker microVM
Free tier
$25 credit after a one-time $5 top-up
Max session
No limit

What is different

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

xShellz Agent Shell
Zipbox
Free tier
xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Zipbox: $25 credit after a one-time $5 top-up
Paid plan from
xShellz Agent Shell: $10 / month
Zipbox: Pay as you go
Largest sandbox
xShellz Agent Shell: 4 vCPU · 4 GiB
Zipbox: 6 vCPU · 16 GiB
Isolation
xShellz Agent Shell: gVisor
Zipbox: Firecracker microVM
Pause and resume
xShellz Agent Shell:
Zipbox: No
SDKs
xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Zipbox: TypeScript, Python, Go, Rust
Integrations
xShellz Agent Shell: MCP, Claude Code
Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
xShellz Agent Shell: Not listed
Zipbox: $0.00685
RAM, per GiB-hour
xShellz Agent Shell: Included
Zipbox: Included
Storage
xShellz Agent Shell: Free
Zipbox: Free
Free tier
xShellz Agent Shell: Free plan, 1 box with 0.5 vCPU and 512 MB
Zipbox: $25 credit after a one-time $5 top-up
Paid plan from
xShellz Agent Shell: $10 / month
Zipbox: Pay as you go
Billing
xShellz Agent Shell: Bundled machine time
Zipbox: Bundled machine time

Limits

Max session
xShellz Agent Shell: No limit
Zipbox: No limit
Idle stop
xShellz Agent Shell: Not listed
Zipbox: Not listed
Largest sandbox
xShellz Agent Shell: 4 vCPU · 4 GiB
Zipbox: 6 vCPU · 16 GiB
Concurrent sandboxes
xShellz Agent Shell: Up to 5
Zipbox: Not listed

Platform

Isolation
xShellz Agent Shell: gVisor
Zipbox: Firecracker microVM
GPU
xShellz Agent Shell: Not listed
Zipbox: Not listed
Snapshots
xShellz Agent Shell: Not listed
Zipbox: No
Pause and resume
xShellz Agent Shell:
Zipbox: No

Developer

SDKs
xShellz Agent Shell: Python, JavaScript / TypeScript, Go, Java, Ruby, Rust
Zipbox: TypeScript, Python, Go, Rust
Integrations
xShellz Agent Shell: MCP, Claude Code
Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain

Trust

License
xShellz Agent Shell: Not listed
Zipbox: Not listed
BYOC
xShellz Agent Shell: Not listed
Zipbox: Not listed

Hourly cost

One sandbox running for one hour

xShellz Agent Shell
Zipbox
1 vCPU · 2 GiB
xShellz Agent Shell: Not listed
Zipbox: $0.007
2 vCPU · 4 GiB
xShellz Agent Shell: Not listed
Zipbox: $0.014
4 vCPU · 8 GiB
xShellz Agent Shell: Not listed
Zipbox: $0.027

Compute only, at list rates.

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Which one fits

Based on the fields above

xShellz Agent Shell fits when

  • You need pause and resume.
  • You need GDPR.

Zipbox fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox in its own microVM.
  • You use the Claude Agent SDK, the OpenAI Agents SDK, the Vercel AI SDK or LangChain.
  • You need a desktop in the sandbox.

More comparisons

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