Bunny Sandbox vs Watasu

Bunny Sandbox costs $0.02 per vCPU-hour. Bunny Sandbox runs gVisor and has no session limit. Watasu limits a session to 24 hours.

Updated Oct 15, 2026

Bunny Sandbox

Isolated cloud sandboxes for AI agents, run on gVisor.

Isolation: gVisor
Free tier: Not listed
Max session: No limit

Visit site Bunny Sandbox profile

Watasu

Isolated Linux sandboxes for AI agents, hosted in the EU.

Isolation: Not listed
Free tier: Free Basic plan
Max session: 24 hours

Visit site Watasu profile

What is different

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

Field

Bunny Sandbox

Watasu

Storage: Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB; Watasu: Retained disks €0.10 per GiB per month while the sandbox is stopped. Checkpoints and templates €0.03 per GiB per month.
Billing: Bunny Sandbox: Active CPU time only; Watasu: Per second
Max session: Bunny Sandbox: No limit; Watasu: 24 hours

Full comparison

18 fields, at each provider's list price

Bunny Sandboxbunny.net/blog/introducing-bunny-sandbox-a-disposable-room-where-ai-can-buildbunny.net

Watasuwatasu.io/pricing

Pricing

vCPU, per hour: Bunny Sandbox: $0.02; Watasu: Not listed
RAM, per GiB-hour: Bunny Sandbox: $0.005; Watasu: Not listed
Storage: Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB; Watasu: Retained disks €0.10 per GiB per month while the sandbox is stopped. Checkpoints and templates €0.03 per GiB per month.
Free tier: Bunny Sandbox: Not listed; Watasu: Free Basic plan
Paid plan from: Bunny Sandbox: Pay as you go; Watasu: Not listed
Billing: Bunny Sandbox: Active CPU time only; Watasu: Per second

Limits

Max session: Bunny Sandbox: No limit; Watasu: 24 hours
Idle stop: Bunny Sandbox: Not listed; Watasu: Not listed
Largest sandbox: Bunny Sandbox: Not listed; Watasu: 8 vCPU · 8 GiB
Concurrent sandboxes: Bunny Sandbox: Not listed; Watasu: Up to 100

Platform

Isolation: Bunny Sandbox: gVisor; Watasu: Not listed
GPU: Bunny Sandbox: Not listed; Watasu: Not listed
Snapshots: Bunny Sandbox: Not listed; Watasu:
Pause and resume: Bunny Sandbox: Not listed; Watasu:

Developer

SDKs: Bunny Sandbox: JavaScript / TypeScript; Watasu: Not listed
Integrations: Bunny Sandbox: Claude Code; Watasu: Not listed

Trust

License: Bunny Sandbox: Not listed; Watasu: Not listed
BYOC: Bunny Sandbox: Not listed; Watasu: Not listed

Hourly cost

One sandbox running for one hour

Size

Bunny Sandbox

Watasu

1 vCPU · 2 GiB: Bunny Sandbox: $0.030; Watasu: Not listed
2 vCPU · 4 GiB: Bunny Sandbox: $0.060; Watasu: Not listed
4 vCPU · 8 GiB: Bunny Sandbox: $0.120; Watasu: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Bunny Sandbox fits when

A session must run longer than 24 hours.
You use Claude Code.
Your code waits a lot: CPU is billed only while it is in use.

Watasu fits when

You need snapshots.
You need pause and resume.

More comparisons

See all comparisons

Bunny Sandbox

Watasu

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Bunny Sandbox fits when

Watasu fits when

More comparisons

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