Azure Container Apps Sandboxes vs E2B

Azure Container Apps Sandboxes costs $0.0864 per vCPU-hour and E2B costs $0.0504 per vCPU-hour. Azure Container Apps Sandboxes runs microVMs. E2B runs Firecracker microVMs and limits a session to 24 hours.

Updated

Azure Container Apps Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
Not listed

E2B

Isolation
Firecracker microVM
Free tier
$100 credit, one time
Max session
24 hours

What is different

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

Azure Container Apps Sandboxes
E2B
vCPU, per hour
Azure Container Apps Sandboxes: $0.0864
E2B: $0.0504
RAM, per GiB-hour
Azure Container Apps Sandboxes: $0.0108
E2B: $0.0162
Storage
Azure Container Apps Sandboxes: Storage charge coming soon
E2B: Free
Largest sandbox
Azure Container Apps Sandboxes: 4 vCPU · 8 GiB
E2B: 8 vCPU · 8 GiB
Isolation
Azure Container Apps Sandboxes: MicroVM
E2B: Firecracker microVM
SDKs
Azure Container Apps Sandboxes: Python, TypeScript
E2B: Python, JavaScript / TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Azure Container Apps Sandboxes: $0.0864
E2B: $0.0504
RAM, per GiB-hour
Azure Container Apps Sandboxes: $0.0108
E2B: $0.0162
Storage
Azure Container Apps Sandboxes: Storage charge coming soon
E2B: Free
Free tier
Azure Container Apps Sandboxes: Not listed
E2B: $100 credit, one time
Paid plan from
Azure Container Apps Sandboxes: Not listed
E2B: $150 / month
Billing
Azure Container Apps Sandboxes: Per second
E2B: Per second

Limits

Max session
Azure Container Apps Sandboxes: Not listed
E2B: 24 hours
Idle stop
Azure Container Apps Sandboxes: Not listed
E2B: Not listed
Largest sandbox
Azure Container Apps Sandboxes: 4 vCPU · 8 GiB
E2B: 8 vCPU · 8 GiB
Concurrent sandboxes
Azure Container Apps Sandboxes: Not listed
E2B: Up to 1,100

Platform

Isolation
Azure Container Apps Sandboxes: MicroVM
E2B: Firecracker microVM
GPU
Azure Container Apps Sandboxes: Not listed
E2B: No
Snapshots
Azure Container Apps Sandboxes:
E2B:
Pause and resume
Azure Container Apps Sandboxes:
E2B:

Developer

SDKs
Azure Container Apps Sandboxes: Python, TypeScript
E2B: Python, JavaScript / TypeScript
Integrations
Azure Container Apps Sandboxes: Not listed
E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP

Trust

License
Azure Container Apps Sandboxes: Not listed
E2B: Apache-2.0
BYOC
Azure Container Apps Sandboxes: Not listed
E2B: Enterprise plan

Hourly cost

One sandbox running for one hour

Azure Container Apps Sandboxes
E2B
1 vCPU · 2 GiB
Azure Container Apps Sandboxes: $0.108
E2B: $0.083
2 vCPU · 4 GiB
Azure Container Apps Sandboxes: $0.216
E2B: $0.166
4 vCPU · 8 GiB
Azure Container Apps Sandboxes: $0.432
E2B: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

E2B fits when

  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You use LangChain, the OpenAI Agents SDK, the Vercel AI SDK or MCP.
  • You want the lower list price: $0.166 against $0.216 an hour for 2 vCPU and 4 GiB.
  • You need a desktop in the sandbox.

More comparisons

See all comparisons

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