Freestyle VMs vs MIOSA

Freestyle VMs costs $0.04032 per vCPU-hour and MIOSA costs $0.04536 per vCPU-hour. Freestyle VMs runs full VMs and offers GPUs. MIOSA runs Firecracker microVMs and limits a session to 24 hours.

Updated

Freestyle VMs

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

MIOSA

Isolation
Firecracker microVM
Free tier
$10 credit, one time
Max session
24 hours

What is different

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

Freestyle VMs
MIOSA
vCPU, per hour
Freestyle VMs: $0.04032
MIOSA: $0.04536
RAM, per GiB-hour
Freestyle VMs: $0.0129
MIOSA: $0.01458
Storage
Freestyle VMs: $0.000086 per GiB-hour
MIOSA: $0.0006147 per GiB-hour
Free tier
Freestyle VMs: Free plan, $0 forever
MIOSA: $10 credit, one time
Paid plan from
Freestyle VMs: $50 / month
MIOSA: $500 / month
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
MIOSA: 16 vCPU · 32 GiB
Concurrent sandboxes
Freestyle VMs: Up to 400
MIOSA: Up to 250
Isolation
Freestyle VMs: Full VM
MIOSA: Firecracker microVM
SDKs
Freestyle VMs: JavaScript
MIOSA: TypeScript, Python, Go, Rust, Java
Integrations
Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK, Claude Code
MIOSA: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Freestyle VMs: $0.04032
MIOSA: $0.04536
RAM, per GiB-hour
Freestyle VMs: $0.0129
MIOSA: $0.01458
Storage
Freestyle VMs: $0.000086 per GiB-hour
MIOSA: $0.0006147 per GiB-hour
Free tier
Freestyle VMs: Free plan, $0 forever
MIOSA: $10 credit, one time
Paid plan from
Freestyle VMs: $50 / month
MIOSA: $500 / month
Billing
Freestyle VMs: Per second
MIOSA: Per second

Limits

Max session
Freestyle VMs: Not listed
MIOSA: 24 hours
Idle stop
Freestyle VMs: Not listed
MIOSA: After 30 minutes
Largest sandbox
Freestyle VMs: 32 vCPU · 64 GiB
MIOSA: 16 vCPU · 32 GiB
Concurrent sandboxes
Freestyle VMs: Up to 400
MIOSA: Up to 250

Platform

Isolation
Freestyle VMs: Full VM
MIOSA: Firecracker microVM
GPU
Freestyle VMs:
MIOSA: Not listed
Snapshots
Freestyle VMs:
MIOSA:
Pause and resume
Freestyle VMs:
MIOSA:

Developer

SDKs
Freestyle VMs: JavaScript
MIOSA: TypeScript, Python, Go, Rust, Java
Integrations
Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK, Claude Code
MIOSA: MCP

Trust

License
Freestyle VMs: Not listed
MIOSA: Not listed
BYOC
Freestyle VMs: Not listed
MIOSA: Your own AWS, GCP or Azure account

Hourly cost

One sandbox running for one hour

Freestyle VMs
MIOSA
1 vCPU · 2 GiB
Freestyle VMs: $0.066
MIOSA: $0.075
2 vCPU · 4 GiB
Freestyle VMs: $0.132
MIOSA: $0.149
4 vCPU · 8 GiB
Freestyle VMs: $0.264
MIOSA: $0.298

Compute only, at list rates.

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Which one fits

Based on the fields above

Freestyle VMs fits when

  • You need GPUs.
  • You want each sandbox to be a full VM.
  • You use the OpenAI Agents SDK, the Claude Agent SDK or Claude Code.
  • You want the lower list price: $0.132 against $0.149 an hour for 2 vCPU and 4 GiB.

MIOSA fits when

  • You want each sandbox in its own microVM.
  • You use MCP.
  • You need the sandboxes in your own cloud account.
  • You need SOC 2 and HIPAA.

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