AWS Lambda MicroVMs vs Bunny Sandbox

AWS Lambda MicroVMs costs $0.0997 per vCPU-hour and Bunny Sandbox costs $0.02 per vCPU-hour. AWS Lambda MicroVMs runs Firecracker microVMs and limits a session to 8 hours. Bunny Sandbox runs gVisor.

Updated Oct 14, 2026

AWS Lambda MicroVMs

Serverless microVMs on AWS that suspend when idle.

Isolation: Firecracker microVM
Free tier: Not listed
Max session: 8 hours

Visit site AWS Lambda MicroVMs profile

Bunny Sandbox

Isolated cloud sandboxes for AI agents, run on gVisor.

Isolation: gVisor
Free tier: Not listed
Max session: Not listed

Visit site Bunny Sandbox profile

What is different

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

Field

AWS Lambda MicroVMs

Bunny Sandbox

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Bunny Sandbox: $0.02
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Bunny Sandbox: $0.005
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB
Billing: AWS Lambda MicroVMs: Per second; Bunny Sandbox: Active CPU time only
Isolation: AWS Lambda MicroVMs: Firecracker microVM; Bunny Sandbox: gVisor
SDKs: AWS Lambda MicroVMs: Python, JavaScript; Bunny Sandbox: JavaScript / TypeScript

Full comparison

18 fields, at each provider's list price

AWS Lambda MicroVMsaws.amazon.com/lambda/pricingaws.amazon.com

Bunny Sandboxbunny.net/blog/introducing-bunny-sandbox-a-disposable-room-where-ai-can-buildbunny.net

Pricing

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Bunny Sandbox: $0.02
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Bunny Sandbox: $0.005
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB
Free tier: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed
Paid plan from: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed
Billing: AWS Lambda MicroVMs: Per second; Bunny Sandbox: Active CPU time only

Limits

Max session: AWS Lambda MicroVMs: 8 hours; Bunny Sandbox: Not listed
Idle stop: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed
Largest sandbox: AWS Lambda MicroVMs: 4 vCPU · 8 GiB; Bunny Sandbox: Not listed
Concurrent sandboxes: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed

Platform

Isolation: AWS Lambda MicroVMs: Firecracker microVM; Bunny Sandbox: gVisor
GPU: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed
Snapshots: AWS Lambda MicroVMs:; Bunny Sandbox: Not listed
Pause and resume: AWS Lambda MicroVMs:; Bunny Sandbox: Not listed

Developer

SDKs: AWS Lambda MicroVMs: Python, JavaScript; Bunny Sandbox: JavaScript / TypeScript
Integrations: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed

Trust

License: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed
BYOC: AWS Lambda MicroVMs: Not listed; Bunny Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Size

AWS Lambda MicroVMs

Bunny Sandbox

1 vCPU · 2 GiB: AWS Lambda MicroVMs: $0.126; Bunny Sandbox: $0.030
2 vCPU · 4 GiB: AWS Lambda MicroVMs: $0.252; Bunny Sandbox: $0.060
4 vCPU · 8 GiB: AWS Lambda MicroVMs: $0.504; Bunny Sandbox: $0.120

Compute only, at list rates.

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Which one fits

Based on the fields above

AWS Lambda MicroVMs fits when

You want each sandbox in its own microVM.
You need snapshots.
You need pause and resume.

Bunny Sandbox fits when

You want the lower list price: $0.060 against $0.252 an hour for 2 vCPU and 4 GiB.
Your code waits a lot: CPU is billed only while it is in use.

More comparisons

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AWS Lambda MicroVMs

Bunny Sandbox

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

AWS Lambda MicroVMs fits when

Bunny Sandbox fits when

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