Deno Sandbox vs Freestyle VMs
Deno Sandbox costs $0.10 per vCPU-hour and Freestyle VMs costs $0.04032 per vCPU-hour. Deno Sandbox runs Firecracker microVMs and limits a session to 30 minutes. Freestyle VMs runs full VMs.
Updated
Deno Sandbox
- Isolation
- Firecracker microVM
- Free tier
- Not listed
- Max session
- 30 minutes
Freestyle VMs
- Isolation
- Full VM
- Free tier
- Free plan, $0 forever
- Max session
- Not listed
What is different
9 fields differ. The rest are the same or not listed.
Deno Sandbox
Freestyle VMs
- vCPU, per hour
- Deno Sandbox: $0.10
- Freestyle VMs: $0.04032
- RAM, per GiB-hour
- Deno Sandbox: $0.025
- Freestyle VMs: $0.0129
- Storage
- Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
- Freestyle VMs: $0.000086 per GiB-hour
- Paid plan from
- Deno Sandbox: $20 / month
- Freestyle VMs: $50 / month
- Billing
- Deno Sandbox: Active CPU time only
- Freestyle VMs: Per second
- Largest sandbox
- Deno Sandbox: 2 vCPU · 4 GiB
- Freestyle VMs: 32 vCPU · 64 GiB
- Concurrent sandboxes
- Deno Sandbox: Up to 20
- Freestyle VMs: Up to 400
- Isolation
- Deno Sandbox: Firecracker microVM
- Freestyle VMs: Full VM
- SDKs
- Deno Sandbox: JavaScript / TypeScript, Python
- Freestyle VMs: JavaScript
Full comparison
18 fields, at each provider's list price
Deno Sandboxdeno
Freestyle VMsfreestyle
Pricing
- vCPU, per hour
- Deno Sandbox: $0.10
- Freestyle VMs: $0.04032
- RAM, per GiB-hour
- Deno Sandbox: $0.025
- Freestyle VMs: $0.0129
- Storage
- Deno Sandbox: Volumes $0.20 per GiB-month after plan allowance. Volumes 300 MB to 20 GB.
- Freestyle VMs: $0.000086 per GiB-hour
- Free tier
- Deno Sandbox: Not listed
- Freestyle VMs: Free plan, $0 forever
- Paid plan from
- Deno Sandbox: $20 / month
- Freestyle VMs: $50 / month
- Billing
- Deno Sandbox: Active CPU time only
- Freestyle VMs: Per second
Limits
- Max session
- Deno Sandbox: 30 minutes
- Freestyle VMs: Not listed
- Idle stop
- Deno Sandbox: Not listed
- Freestyle VMs: Not listed
- Largest sandbox
- Deno Sandbox: 2 vCPU · 4 GiB
- Freestyle VMs: 32 vCPU · 64 GiB
- Concurrent sandboxes
- Deno Sandbox: Up to 20
- Freestyle VMs: Up to 400
Platform
- Isolation
- Deno Sandbox: Firecracker microVM
- Freestyle VMs: Full VM
- GPU
- Deno Sandbox: Not listed
- Freestyle VMs: Not listed
- Snapshots
- Deno Sandbox:
- Freestyle VMs:
- Pause and resume
- Deno Sandbox: Not listed
- Freestyle VMs:
Developer
- SDKs
- Deno Sandbox: JavaScript / TypeScript, Python
- Freestyle VMs: JavaScript
- Integrations
- Deno Sandbox: Not listed
- Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK
Trust
- License
- Deno Sandbox: Not listed
- Freestyle VMs: Not listed
- BYOC
- Deno Sandbox: Not listed
- Freestyle VMs: Not listed
Hourly cost
One sandbox running for one hour
Deno Sandbox
Freestyle VMs
- 1 vCPU · 2 GiB
- Deno Sandbox: $0.150
- Freestyle VMs: $0.066
- 2 vCPU · 4 GiB
- Deno Sandbox: $0.300
- Freestyle VMs: $0.132
- 4 vCPU · 8 GiB
- Deno Sandbox: $0.600
- Freestyle VMs: $0.264
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Deno Sandbox fits when
- You want each sandbox in its own microVM.
- Your code waits a lot: CPU is billed only while it is in use.
- You need SOC 2, ISO 27001 and HIPAA.
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 pause and resume.
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