Containarium Cloud vs Sailboxes

Containarium Cloud costs $0.02 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. Containarium Cloud runs containers. Sailboxes runs full VMs and has no session limit.

Updated Oct 14, 2026

Containarium Cloud

Hosted Linux boxes for AI agents, reached over SSH.

Isolation: Container
Free tier: Free tier
Max session: Not listed

Visit site Containarium Cloud profile

Sailboxes

Persistent Linux VMs for long-horizon AI agents.

Isolation: Full VM
Free tier: $5 credit every month
Max session: No limit

Visit site Sailboxes profile

What is different

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

Field

Containarium Cloud

Sailboxes

vCPU, per hour: Containarium Cloud: $0.02; Sailboxes: $0.015
RAM, per GiB-hour: Containarium Cloud: Included; Sailboxes: $0.008
Free tier: Containarium Cloud: Free tier; Sailboxes: $5 credit every month
Billing: Containarium Cloud: Bundled machine time; Sailboxes: Per second
Isolation: Containarium Cloud: Container; Sailboxes: Full VM

Full comparison

18 fields, at each provider's list price

Containarium Cloudcontainarium.dev/llms.txtcontainarium.dev

Sailboxesdocs.sailresearch.com/sailboxes-pricingdocs.sailresearch.com

Pricing

vCPU, per hour: Containarium Cloud: $0.02; Sailboxes: $0.015
RAM, per GiB-hour: Containarium Cloud: Included; Sailboxes: $0.008
Storage: Containarium Cloud: Not listed; Sailboxes: $0.0007 per GiB-hour
Free tier: Containarium Cloud: Free tier; Sailboxes: $5 credit every month
Paid plan from: Containarium Cloud: Not listed; Sailboxes: Pay as you go
Billing: Containarium Cloud: Bundled machine time; Sailboxes: Per second

Limits

Max session: Containarium Cloud: Not listed; Sailboxes: No limit
Idle stop: Containarium Cloud: Not listed; Sailboxes: Not listed
Largest sandbox: Containarium Cloud: 4 vCPU · 8 GiB; Sailboxes: Not listed
Concurrent sandboxes: Containarium Cloud: Not listed; Sailboxes: Up to 5,000

Platform

Isolation: Containarium Cloud: Container; Sailboxes: Full VM
GPU: Containarium Cloud: Not listed; Sailboxes: Not listed
Snapshots: Containarium Cloud: Not listed; Sailboxes:
Pause and resume: Containarium Cloud: Not listed; Sailboxes:

Developer

SDKs: Containarium Cloud: Not listed; Sailboxes: Python, TypeScript, Rust
Integrations: Containarium Cloud: MCP; Sailboxes: Not listed

Trust

License: Containarium Cloud: Apache-2.0; Sailboxes: Not listed
BYOC: Containarium Cloud: Not listed; Sailboxes: Not listed

Hourly cost

One sandbox running for one hour

Size

Containarium Cloud

Sailboxes

1 vCPU · 2 GiB: Containarium Cloud: $0.020; Sailboxes: $0.031
2 vCPU · 4 GiB: Containarium Cloud: $0.040; Sailboxes: $0.062
4 vCPU · 8 GiB: Containarium Cloud: $0.080; Sailboxes: $0.124

Compute only, at list rates.

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Which one fits

Based on the fields above

Containarium Cloud fits when

You want an open-source platform (Apache-2.0) that you can self-host.
You use MCP.
You want the lower list price: $0.040 against $0.062 an hour for 2 vCPU and 4 GiB.
You need ISO 27001.

Sailboxes fits when

You want each sandbox to be a full VM.
You need snapshots.
You need pause and resume.
You need SOC 2 and HIPAA.

More comparisons

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Containarium Cloud

Sailboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Containarium Cloud fits when

Sailboxes fits when

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