Freestyle VMs vs ix

Freestyle VMs costs $0.04032 per vCPU-hour and ix costs $0.0288 per vCPU-hour. Freestyle VMs runs full VMs. ix runs full VMs.

Updated

Freestyle VMs

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

ix

Isolation
Full VM
Free tier
Not listed
Max session
Not listed

What is different

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

Freestyle VMs
ix
vCPU, per hour
Freestyle VMs: $0.04032
ix: $0.0288
RAM, per GiB-hour
Freestyle VMs: $0.0129
ix: $0.0108
Storage
Freestyle VMs: $0.000086 per GiB-hour
ix: $0.101 per GiB-month stored
Paid plan from
Freestyle VMs: $50 / month
ix: Pay as you go
Billing
Freestyle VMs: Per second
ix: Active CPU time only
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
ix: 100 vCPU · 256 GiB
Concurrent sandboxes
Freestyle VMs: Up to 400
ix: Up to 100
SDKs
Freestyle VMs: JavaScript
ix: Python, TypeScript, Rust
Integrations
Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
ix: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Freestyle VMs: $0.04032
ix: $0.0288
RAM, per GiB-hour
Freestyle VMs: $0.0129
ix: $0.0108
Storage
Freestyle VMs: $0.000086 per GiB-hour
ix: $0.101 per GiB-month stored
Free tier
Freestyle VMs: Free plan, $0 forever
ix: Not listed
Paid plan from
Freestyle VMs: $50 / month
ix: Pay as you go
Billing
Freestyle VMs: Per second
ix: Active CPU time only

Limits

Max session
Freestyle VMs: Not listed
ix: Not listed
Idle stop
Freestyle VMs: Not listed
ix: Not listed
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
ix: 100 vCPU · 256 GiB
Concurrent sandboxes
Freestyle VMs: Up to 400
ix: Up to 100

Platform

Isolation
Freestyle VMs: Full VM
ix: Full VM
GPU
Freestyle VMs: Not listed
ix: Not listed
Snapshots
Freestyle VMs:
ix:
Pause and resume
Freestyle VMs:
ix: Not listed

Developer

SDKs
Freestyle VMs: JavaScript
ix: Python, TypeScript, Rust
Integrations
Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
ix: MCP

Trust

License
Freestyle VMs: Not listed
ix: Not listed
BYOC
Freestyle VMs: Not listed
ix: Not listed

Hourly cost

One sandbox running for one hour

Freestyle VMs
ix
1 vCPU · 2 GiB
Freestyle VMs: $0.066
ix: $0.050
2 vCPU · 4 GiB
Freestyle VMs: $0.132
ix: $0.101
4 vCPU · 8 GiB
Freestyle VMs: $0.264
ix: $0.202

Compute only, at list rates.

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Which one fits

Based on the fields above

Freestyle VMs fits when

  • You use the OpenAI Agents SDK or the Claude Agent SDK.
  • You need pause and resume.
  • You need a desktop in the sandbox.

ix fits when

  • You want to pay only for usage, with no plan fee.
  • You use MCP.
  • You want the lower list price: $0.101 against $0.132 an hour for 2 vCPU and 4 GiB.
  • Your code waits a lot: CPU is billed only while it is in use.

More comparisons

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