Islo Sandboxes vs Sailboxes

Islo Sandboxes costs $0.07 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. Islo Sandboxes runs microVMs. Sailboxes runs full VMs and has no session limit.

Updated Oct 14, 2026

Islo Sandboxes

Persistent microVM computers for coding agents.

Isolation: MicroVM
Free tier: Starting credit, no card required
Max session: Not listed

Visit site Islo Sandboxes 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

Islo Sandboxes

Sailboxes

vCPU, per hour: Islo Sandboxes: $0.07; Sailboxes: $0.015
RAM, per GiB-hour: Islo Sandboxes: $0.04; Sailboxes: $0.008
Free tier: Islo Sandboxes: Starting credit, no card required; Sailboxes: $5 credit every month
Isolation: Islo Sandboxes: MicroVM; Sailboxes: Full VM
SDKs: Islo Sandboxes: Python, TypeScript, Go; Sailboxes: Python, TypeScript, Rust

Full comparison

18 fields, at each provider's list price

Islo Sandboxesislo.dev/pricing

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

Pricing

vCPU, per hour: Islo Sandboxes: $0.07; Sailboxes: $0.015
RAM, per GiB-hour: Islo Sandboxes: $0.04; Sailboxes: $0.008
Storage: Islo Sandboxes: $0.0007 per GiB-hour; Sailboxes: $0.0007 per GiB-hour
Free tier: Islo Sandboxes: Starting credit, no card required; Sailboxes: $5 credit every month
Paid plan from: Islo Sandboxes: Pay as you go; Sailboxes: Pay as you go
Billing: Islo Sandboxes: Per second; Sailboxes: Per second

Limits

Max session: Islo Sandboxes: Not listed; Sailboxes: No limit
Idle stop: Islo Sandboxes: Not listed; Sailboxes: Not listed
Largest sandbox: Islo Sandboxes: Not listed; Sailboxes: Not listed
Concurrent sandboxes: Islo Sandboxes: Not listed; Sailboxes: Up to 5,000

Platform

Isolation: Islo Sandboxes: MicroVM; Sailboxes: Full VM
GPU: Islo Sandboxes: Not listed; Sailboxes: Not listed
Snapshots: Islo Sandboxes:; Sailboxes:
Pause and resume: Islo Sandboxes:; Sailboxes:

Developer

SDKs: Islo Sandboxes: Python, TypeScript, Go; Sailboxes: Python, TypeScript, Rust
Integrations: Islo Sandboxes: Claude Code; Sailboxes: Claude Code

Trust

License: Islo Sandboxes: Not listed; Sailboxes: Not listed
BYOC: Islo Sandboxes: Agent computers run in your VPC.; Sailboxes: Not listed

Hourly cost

One sandbox running for one hour

Size

Islo Sandboxes

Sailboxes

1 vCPU · 2 GiB: Islo Sandboxes: $0.150; Sailboxes: $0.031
2 vCPU · 4 GiB: Islo Sandboxes: $0.300; Sailboxes: $0.062
4 vCPU · 8 GiB: Islo Sandboxes: $0.600; Sailboxes: $0.124

Compute only, at list rates.

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Which one fits

Based on the fields above

Islo Sandboxes fits when

You want each sandbox in its own microVM.
You need the sandboxes in your own cloud account.

Sailboxes fits when

You want each sandbox to be a full VM.
You want the lower list price: $0.062 against $0.300 an hour for 2 vCPU and 4 GiB.
You need SOC 2 and HIPAA.

More comparisons

See all comparisons

Islo Sandboxes

Sailboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Islo Sandboxes fits when

Sailboxes fits when

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