Buddy Sandboxes vs Watasu

Buddy Sandboxes costs $0.0144 per vCPU-hour. Buddy Sandboxes runs full VMs and has no session limit. Watasu limits a session to 24 hours.

Updated Oct 23, 2026

Buddy Sandboxes

Persistent Linux VMs that AI agents create and control through an API, SDK, CLI or MCP.

Isolation: Full VM
Free tier: $1 of usage credit every month
Max session: No limit

Visit site Buddy Sandboxes 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

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

Field

Buddy Sandboxes

Watasu

Storage: Buddy Sandboxes: $0.00011 per GiB-hour; 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: Buddy Sandboxes: $1 of usage credit every month; Watasu: Free Basic plan
Max session: Buddy Sandboxes: No limit; Watasu: 24 hours
Largest sandbox: Buddy Sandboxes: 12 vCPU · 24 GiB; Watasu: 8 vCPU · 8 GiB
SDKs: Buddy Sandboxes: TypeScript; Watasu: Python, TypeScript, Rust

Full comparison

18 fields, at each provider's list price

Buddy Sandboxesbuddy.works/docs/basics/billing-and-usage/gbminbuddy.works

Watasuwatasu.io/pricing

Pricing

vCPU, per hour: Buddy Sandboxes: $0.0144; Watasu: Not listed
RAM, per GiB-hour: Buddy Sandboxes: $0.0144; Watasu: Not listed
Storage: Buddy Sandboxes: $0.00011 per GiB-hour; 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: Buddy Sandboxes: $1 of usage credit every month; Watasu: Free Basic plan
Paid plan from: Buddy Sandboxes: $29 / month; Watasu: Not listed
Billing: Buddy Sandboxes: Per second; Watasu: Per second

Limits

Max session: Buddy Sandboxes: No limit; Watasu: 24 hours
Idle stop: Buddy Sandboxes: Not listed; Watasu: Not listed
Largest sandbox: Buddy Sandboxes: 12 vCPU · 24 GiB; Watasu: 8 vCPU · 8 GiB
Concurrent sandboxes: Buddy Sandboxes: Not listed; Watasu: Up to 100

Platform

Isolation: Buddy Sandboxes: Full VM; Watasu: Not listed
GPU: Buddy Sandboxes: Not listed; Watasu: Not listed
Snapshots: Buddy Sandboxes:; Watasu:
Pause and resume: Buddy Sandboxes:; Watasu:

Developer

SDKs: Buddy Sandboxes: TypeScript; Watasu: Python, TypeScript, Rust
Integrations: Buddy Sandboxes: MCP, Claude Code; Watasu: MCP, Claude Code

Trust

License: Buddy Sandboxes: Not listed; Watasu: Not listed
BYOC: Buddy Sandboxes: Not listed; Watasu: Not listed

Hourly cost

One sandbox running for one hour

Size

Buddy Sandboxes

Watasu

1 vCPU · 2 GiB: Buddy Sandboxes: $0.043; Watasu: Not listed
2 vCPU · 4 GiB: Buddy Sandboxes: $0.086; Watasu: Not listed
4 vCPU · 8 GiB: Buddy Sandboxes: $0.173; Watasu: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Buddy Sandboxes fits when

A session must run longer than 24 hours.
You need a sandbox larger than 8 vCPU · 8 GiB.
You need SOC 2 Type II and GDPR.

More comparisons

See all comparisons

Buddy Sandboxes

Watasu

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Buddy Sandboxes fits when

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