AWS Lambda MicroVMs vs Mosaic Sandbox

AWS Lambda MicroVMs costs $0.0997 per vCPU-hour and Mosaic Sandbox costs $0.025 per vCPU-hour. AWS Lambda MicroVMs runs Firecracker microVMs and limits a session to 8 hours. Mosaic Sandbox runs Firecracker microVMs.

Updated

AWS Lambda MicroVMs

Isolation
Firecracker microVM
Free tier
Not listed
Max session
8 hours

Mosaic Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
Not listed

What is different

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

AWS Lambda MicroVMs
Mosaic Sandbox
vCPU, per hour
AWS Lambda MicroVMs: $0.0997
Mosaic Sandbox: $0.025
RAM, per GiB-hour
AWS Lambda MicroVMs: $0.0132
Mosaic Sandbox: Included
Storage
AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.
Mosaic Sandbox: Free
Billing
AWS Lambda MicroVMs: Per second
Mosaic Sandbox: Bundled machine time
Largest sandbox
AWS Lambda MicroVMs: 4 vCPU · 8 GiB
Mosaic Sandbox: 16 vCPU · 32 GiB
SDKs
AWS Lambda MicroVMs: Python, JavaScript
Mosaic Sandbox: Python, TypeScript, Go

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
AWS Lambda MicroVMs: $0.0997
Mosaic Sandbox: $0.025
RAM, per GiB-hour
AWS Lambda MicroVMs: $0.0132
Mosaic Sandbox: Included
Storage
AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.
Mosaic Sandbox: Free
Free tier
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Not listed
Paid plan from
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Pay as you go
Billing
AWS Lambda MicroVMs: Per second
Mosaic Sandbox: Bundled machine time

Limits

Max session
AWS Lambda MicroVMs: 8 hours
Mosaic Sandbox: Not listed
Idle stop
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Not listed
Largest sandbox
AWS Lambda MicroVMs: 4 vCPU · 8 GiB
Mosaic Sandbox: 16 vCPU · 32 GiB
Concurrent sandboxes
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Up to 200

Platform

Isolation
AWS Lambda MicroVMs: Firecracker microVM
Mosaic Sandbox: Firecracker microVM
GPU
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Not listed
Snapshots
AWS Lambda MicroVMs:
Mosaic Sandbox:
Pause and resume
AWS Lambda MicroVMs:
Mosaic Sandbox:

Developer

SDKs
AWS Lambda MicroVMs: Python, JavaScript
Mosaic Sandbox: Python, TypeScript, Go
Integrations
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: LangChain, MCP

Trust

License
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Not listed
BYOC
AWS Lambda MicroVMs: Not listed
Mosaic Sandbox: Not listed

Hourly cost

One sandbox running for one hour

AWS Lambda MicroVMs
Mosaic Sandbox
1 vCPU · 2 GiB
AWS Lambda MicroVMs: $0.126
Mosaic Sandbox: $0.025
2 vCPU · 4 GiB
AWS Lambda MicroVMs: $0.252
Mosaic Sandbox: $0.050
4 vCPU · 8 GiB
AWS Lambda MicroVMs: $0.504
Mosaic Sandbox: $0.100

Compute only, at list rates.

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Which one fits

Based on the fields above

Mosaic Sandbox fits when

  • You use LangChain or MCP.
  • You want the lower list price: $0.050 against $0.252 an hour for 2 vCPU and 4 GiB.
  • You need a sandbox larger than 4 vCPU · 8 GiB.

More comparisons

See all comparisons

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