Azure Container Apps dynamic sessions vs Freestyle VMs

Freestyle VMs costs $0.04032 per vCPU-hour. Azure Container Apps dynamic sessions runs full VMs. Freestyle VMs runs full VMs.

Updated Oct 14, 2026

Azure Container Apps dynamic sessions

Isolated sandbox sessions for running code on Azure.

Isolation: Full VM
Free tier: Not listed
Max session: Not listed

Visit site Azure Container Apps dynamic sessions profile

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

What is different

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

Field

Azure Container Apps dynamic sessions

Freestyle VMs

Concurrent sandboxes: Azure Container Apps dynamic sessions: Up to 600; Freestyle VMs: Up to 400
Integrations: Azure Container Apps dynamic sessions: LangChain; Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK

Full comparison

18 fields, at each provider's list price

Azure Container Apps dynamic sessionsazure.microsoft.com/en-us/pricing/details/container-appsazure.microsoft.com

Freestyle VMsfreestyle.sh/pricingfreestyle.sh

Pricing

vCPU, per hour: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $0.04032
RAM, per GiB-hour: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $0.0129
Storage: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $0.000086 per GiB-hour
Free tier: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Free plan, $0 forever
Paid plan from: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $50 / month
Billing: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Per second

Limits

Max session: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Not listed
Idle stop: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Not listed
Largest sandbox: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: 32 vCPU · 64 GiB
Concurrent sandboxes: Azure Container Apps dynamic sessions: Up to 600; Freestyle VMs: Up to 400

Platform

Isolation: Azure Container Apps dynamic sessions: Full VM; Freestyle VMs: Full VM
GPU: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Not listed
Snapshots: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs:
Pause and resume: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs:

Developer

SDKs: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: JavaScript
Integrations: Azure Container Apps dynamic sessions: LangChain; Freestyle VMs: OpenAI Agents SDK, Claude Agent SDK

Trust

License: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Not listed
BYOC: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: Not listed

Hourly cost

One sandbox running for one hour

Size

Azure Container Apps dynamic sessions

Freestyle VMs

1 vCPU · 2 GiB: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $0.066
2 vCPU · 4 GiB: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $0.132
4 vCPU · 8 GiB: Azure Container Apps dynamic sessions: Not listed; Freestyle VMs: $0.264

Compute only, at list rates.

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Which one fits

Based on the fields above

Azure Container Apps dynamic sessions fits when

You use LangChain.

Freestyle VMs fits when

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

More comparisons

See all comparisons

Azure Container Apps dynamic sessions

Freestyle VMs

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Azure Container Apps dynamic sessions fits when

Freestyle VMs fits when

More comparisons

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