Azure Container Apps dynamic sessions vs Vercel Sandbox

Vercel Sandbox costs $0.128 per vCPU-hour. Azure Container Apps dynamic sessions runs full VMs. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.

Updated

Azure Container Apps dynamic sessions

Isolation
Full VM
Free tier
Not listed
Max session
Not listed

Vercel Sandbox

Isolation
Firecracker microVM
Free tier
5 CPU-hours every month
Max session
24 hours

What is different

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

Azure Container Apps dynamic sessions
Vercel Sandbox
Concurrent sandboxes
Azure Container Apps dynamic sessions: Up to 600
Vercel Sandbox: Up to 10,000
Isolation
Azure Container Apps dynamic sessions: Full VM
Vercel Sandbox: Firecracker microVM
Integrations
Azure Container Apps dynamic sessions: LangChain
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: $0.128
RAM, per GiB-hour
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: $0.0212
Storage
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
Free tier
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: 5 CPU-hours every month
Paid plan from
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: $20 / month
Billing
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: Active CPU time only

Limits

Max session
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: 24 hours
Idle stop
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: Not listed
Largest sandbox
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: 8 vCPU · 16 GiB
Concurrent sandboxes
Azure Container Apps dynamic sessions: Up to 600
Vercel Sandbox: Up to 10,000

Platform

Isolation
Azure Container Apps dynamic sessions: Full VM
Vercel Sandbox: Firecracker microVM
GPU
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: Not listed
Snapshots
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox:
Pause and resume
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox:

Developer

SDKs
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: Python, JavaScript / TypeScript
Integrations
Azure Container Apps dynamic sessions: LangChain
Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code

Trust

License
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: Not listed
BYOC
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Azure Container Apps dynamic sessions
Vercel Sandbox
1 vCPU · 2 GiB
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: $0.170
2 vCPU · 4 GiB
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: $0.341
4 vCPU · 8 GiB
Azure Container Apps dynamic sessions: Not listed
Vercel Sandbox: $0.682

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 want each sandbox to be a full VM.

Vercel Sandbox fits when

  • You want each sandbox in its own microVM.
  • You use the Claude Agent SDK, the OpenAI Agents SDK, the Vercel AI SDK or Claude Code.
  • You need snapshots.
  • You need pause and resume.

More comparisons

See all comparisons

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