Bunny Sandbox vs Zipbox

Bunny Sandbox costs $0.02 per vCPU-hour and Zipbox costs $0.00685 per vCPU-hour. Bunny Sandbox runs gVisor and has no session limit. Zipbox runs Firecracker microVMs and has no session limit.

Updated

Bunny Sandbox

Isolation
gVisor
Free tier
Not listed
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

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

Bunny Sandbox
Zipbox
vCPU, per hour
Bunny Sandbox: $0.02
Zipbox: $0.00685
RAM, per GiB-hour
Bunny Sandbox: $0.005
Zipbox: Included
Storage
Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB
Zipbox: Free
Billing
Bunny Sandbox: Active CPU time only
Zipbox: Bundled machine time
Largest sandbox
Bunny Sandbox: 8 vCPU · 32 GiB
Zipbox: 6 vCPU · 16 GiB
Isolation
Bunny Sandbox: gVisor
Zipbox: Firecracker microVM
SDKs
Bunny Sandbox: JavaScript / TypeScript
Zipbox: TypeScript, Python, Go, Rust
Integrations
Bunny Sandbox: 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
Bunny Sandbox: $0.02
Zipbox: $0.00685
RAM, per GiB-hour
Bunny Sandbox: $0.005
Zipbox: Included
Storage
Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB
Zipbox: Free
Free tier
Bunny Sandbox: Not listed
Zipbox: $25 credit after a one-time $5 top-up
Paid plan from
Bunny Sandbox: Pay as you go
Zipbox: Pay as you go
Billing
Bunny Sandbox: Active CPU time only
Zipbox: Bundled machine time

Limits

Max session
Bunny Sandbox: No limit
Zipbox: No limit
Idle stop
Bunny Sandbox: Not listed
Zipbox: Not listed
Largest sandbox
Bunny Sandbox: 8 vCPU · 32 GiB
Zipbox: 6 vCPU · 16 GiB
Concurrent sandboxes
Bunny Sandbox: Not listed
Zipbox: Not listed

Platform

Isolation
Bunny Sandbox: gVisor
Zipbox: Firecracker microVM
GPU
Bunny Sandbox: Not listed
Zipbox: Not listed
Snapshots
Bunny Sandbox: Not listed
Zipbox: No
Pause and resume
Bunny Sandbox: Not listed
Zipbox: No

Developer

SDKs
Bunny Sandbox: JavaScript / TypeScript
Zipbox: TypeScript, Python, Go, Rust
Integrations
Bunny Sandbox: Claude Code
Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain

Trust

License
Bunny Sandbox: Not listed
Zipbox: Not listed
BYOC
Bunny Sandbox: Not listed
Zipbox: Not listed

Hourly cost

One sandbox running for one hour

Bunny Sandbox
Zipbox
1 vCPU · 2 GiB
Bunny Sandbox: $0.030
Zipbox: $0.007
2 vCPU · 4 GiB
Bunny Sandbox: $0.060
Zipbox: $0.014
4 vCPU · 8 GiB
Bunny Sandbox: $0.120
Zipbox: $0.027

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Bunny Sandbox fits when

  • Your code waits a lot: CPU is billed only while it is in use.
  • You need a sandbox larger than 6 vCPU · 16 GiB.
  • You need ISO 27001 and GDPR.

Zipbox fits when

  • You want each sandbox in its own microVM.
  • You use MCP, the Claude Agent SDK, the OpenAI Agents SDK, the Vercel AI SDK or LangChain.
  • You want the lower list price: $0.014 against $0.060 an hour for 2 vCPU and 4 GiB.
  • You need a desktop in the sandbox.

More comparisons

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