Sailboxes vs Sandock

Sailboxes costs $0.015 per vCPU-hour. Sailboxes runs full VMs and has no session limit. Sandock runs containers and limits a session to 24 hours.

Updated Oct 14, 2026

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

Sandock

Docker sandboxes with persistent volumes for AI agents.

Isolation: Container
Free tier: None
Max session: 24 hours

Visit site Sandock profile

What is different

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

Field

Sailboxes

Sandock

Free tier: Sailboxes: $5 credit every month; Sandock: None
Paid plan from: Sailboxes: Pay as you go; Sandock: $5 / month
Max session: Sailboxes: No limit; Sandock: 24 hours
Concurrent sandboxes: Sailboxes: Up to 5,000; Sandock: Up to 150
Isolation: Sailboxes: Full VM; Sandock: Container
SDKs: Sailboxes: Python, TypeScript, Rust; Sandock: JavaScript / TypeScript, Python

Full comparison

18 fields, at each provider's list price

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

Sandocksandock.ai/pricing

Pricing

vCPU, per hour: Sailboxes: $0.015; Sandock: Not listed
RAM, per GiB-hour: Sailboxes: $0.008; Sandock: Not listed
Storage: Sailboxes: $0.0007 per GiB-hour; Sandock: Not listed
Free tier: Sailboxes: $5 credit every month; Sandock: None
Paid plan from: Sailboxes: Pay as you go; Sandock: $5 / month
Billing: Sailboxes: Per second; Sandock: Not listed

Limits

Max session: Sailboxes: No limit; Sandock: 24 hours
Idle stop: Sailboxes: Not listed; Sandock: After 30 minutes
Largest sandbox: Sailboxes: Not listed; Sandock: 16 vCPU · 8 GiB
Concurrent sandboxes: Sailboxes: Up to 5,000; Sandock: Up to 150

Platform

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

Developer

SDKs: Sailboxes: Python, TypeScript, Rust; Sandock: JavaScript / TypeScript, Python
Integrations: Sailboxes: Not listed; Sandock: MCP

Trust

License: Sailboxes: Not listed; Sandock: Not listed
BYOC: Sailboxes: Not listed; Sandock: Private / VPC deployment on Enterprise

Hourly cost

One sandbox running for one hour

Size

Sailboxes

Sandock

1 vCPU · 2 GiB: Sailboxes: $0.031; Sandock: Not listed
2 vCPU · 4 GiB: Sailboxes: $0.062; Sandock: Not listed
4 vCPU · 8 GiB: Sailboxes: $0.124; Sandock: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Sailboxes fits when

A session must run longer than 24 hours.
You want to pay only for usage, with no plan fee.
You want each sandbox to be a full VM.
You want to start without paying.

Sandock fits when

You use MCP.
You need the sandboxes in your own cloud account.

More comparisons

See all comparisons

Sailboxes

Sandock

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Sailboxes fits when

Sandock fits when

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