Freestyle VMs vs Isorun

Freestyle VMs costs $0.04032 per vCPU-hour and Isorun costs $0.025 per vCPU-hour. Freestyle VMs runs full VMs. Isorun 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

Isorun

Isolated Linux microVMs from any Docker image.

Isolation: MicroVM
Free tier: $50 credit
Max session: Not listed

Visit site Isorun profile

What is different

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

Field

Freestyle VMs

Isorun

vCPU, per hour: Freestyle VMs: $0.04032; Isorun: $0.025
RAM, per GiB-hour: Freestyle VMs: $0.0129; Isorun: $0.015
Storage: Freestyle VMs: $0.000086 per GiB-hour; Isorun: Persistent disk $0.02 per GB-month for data stored
Free tier: Freestyle VMs: Free plan, $0 forever; Isorun: $50 credit
Paid plan from: Freestyle VMs: $50 / month; Isorun: Pay as you go
Isolation: Freestyle VMs: Full VM; Isorun: MicroVM
SDKs: Freestyle VMs: JavaScript; Isorun: TypeScript
Integrations: Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK; Isorun: LangChain, OpenAI Agents SDK, MCP

Full comparison

18 fields, at each provider's list price

Freestyle VMsfreestyle.sh/pricingfreestyle.sh

Isorundocs.isorun.ai/getting-started/pricingdocs.isorun.ai

Pricing

vCPU, per hour: Freestyle VMs: $0.04032; Isorun: $0.025
RAM, per GiB-hour: Freestyle VMs: $0.0129; Isorun: $0.015
Storage: Freestyle VMs: $0.000086 per GiB-hour; Isorun: Persistent disk $0.02 per GB-month for data stored
Free tier: Freestyle VMs: Free plan, $0 forever; Isorun: $50 credit
Paid plan from: Freestyle VMs: $50 / month; Isorun: Pay as you go
Billing: Freestyle VMs: Per second; Isorun: Per second

Limits

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

Platform

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

Developer

SDKs: Freestyle VMs: JavaScript; Isorun: TypeScript
Integrations: Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK; Isorun: LangChain, OpenAI Agents SDK, MCP

Trust

License: Freestyle VMs: Not listed; Isorun: Not listed
BYOC: Freestyle VMs: Not listed; Isorun: Not listed

Hourly cost

One sandbox running for one hour

Size

Freestyle VMs

Isorun

1 vCPU · 2 GiB: Freestyle VMs: $0.066; Isorun: $0.055
2 vCPU · 4 GiB: Freestyle VMs: $0.132; Isorun: $0.110
4 vCPU · 8 GiB: Freestyle VMs: $0.264; Isorun: $0.220

Compute only, at list rates.

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Which one fits

Based on the fields above

Freestyle VMs fits when

You want each sandbox to be a full VM.
You use the Claude Agent SDK.

Isorun fits when

You want to pay only for usage, with no plan fee.
You want each sandbox in its own microVM.
You use LangChain or MCP.
You want the lower list price: $0.110 against $0.132 an hour for 2 vCPU and 4 GiB.

More comparisons

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Freestyle VMs

Isorun

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Freestyle VMs fits when

Isorun fits when

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