Freestyle VMs vs Islo Sandboxes

Freestyle VMs costs $0.04032 per vCPU-hour and Islo Sandboxes costs $0.07 per vCPU-hour. Freestyle VMs runs full VMs. Islo Sandboxes runs microVMs.

Updated Oct 14, 2026

Freestyle VMs

Full Linux virtual machines for AI agents.

Isolation: Full VM
Free tier: Free plan, $0 forever
Max session: Not listed

Visit site Freestyle VMs profile

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

What is different

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

Field

Freestyle VMs

Islo Sandboxes

vCPU, per hour: Freestyle VMs: $0.04032; Islo Sandboxes: $0.07
RAM, per GiB-hour: Freestyle VMs: $0.0129; Islo Sandboxes: $0.04
Storage: Freestyle VMs: $0.000086 per GiB-hour; Islo Sandboxes: $0.0007 per GiB-hour
Free tier: Freestyle VMs: Free plan, $0 forever; Islo Sandboxes: Starting credit, no card required
Paid plan from: Freestyle VMs: $50 / month; Islo Sandboxes: Pay as you go
Isolation: Freestyle VMs: Full VM; Islo Sandboxes: MicroVM
SDKs: Freestyle VMs: JavaScript; Islo Sandboxes: Python, TypeScript, Go

Full comparison

18 fields, at each provider's list price

Freestyle VMsfreestyle.sh/pricingfreestyle.sh

Islo Sandboxesislo.dev/pricing

Pricing

vCPU, per hour: Freestyle VMs: $0.04032; Islo Sandboxes: $0.07
RAM, per GiB-hour: Freestyle VMs: $0.0129; Islo Sandboxes: $0.04
Storage: Freestyle VMs: $0.000086 per GiB-hour; Islo Sandboxes: $0.0007 per GiB-hour
Free tier: Freestyle VMs: Free plan, $0 forever; Islo Sandboxes: Starting credit, no card required
Paid plan from: Freestyle VMs: $50 / month; Islo Sandboxes: Pay as you go
Billing: Freestyle VMs: Per second; Islo Sandboxes: Per second

Limits

Max session: Freestyle VMs: Not listed; Islo Sandboxes: Not listed
Idle stop: Freestyle VMs: Not listed; Islo Sandboxes: Not listed
Largest sandbox: Freestyle VMs: 32 vCPU · 64 GiB; Islo Sandboxes: Not listed
Concurrent sandboxes: Freestyle VMs: Up to 400; Islo Sandboxes: Not listed

Platform

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

Developer

SDKs: Freestyle VMs: JavaScript; Islo Sandboxes: Python, TypeScript, Go
Integrations: Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK; Islo Sandboxes: Not listed

Trust

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

Hourly cost

One sandbox running for one hour

Size

Freestyle VMs

Islo Sandboxes

1 vCPU · 2 GiB: Freestyle VMs: $0.066; Islo Sandboxes: $0.150
2 vCPU · 4 GiB: Freestyle VMs: $0.132; Islo Sandboxes: $0.300
4 vCPU · 8 GiB: Freestyle VMs: $0.264; Islo Sandboxes: $0.600

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Freestyle VMs fits when

You want each sandbox to be a full VM.
You use the OpenAI Agents SDK or the Claude Agent SDK.
You want the lower list price: $0.132 against $0.300 an hour for 2 vCPU and 4 GiB.
You need a desktop in the sandbox.

Islo Sandboxes fits when

You want to pay only for usage, with no plan fee.
You want each sandbox in its own microVM.
You need the sandboxes in your own cloud account.

More comparisons

See all comparisons

Freestyle VMs

Islo Sandboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Freestyle VMs fits when

Islo Sandboxes fits when

More comparisons

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