AWS Lambda MicroVMs vs Blaxel

AWS Lambda MicroVMs costs $0.0997 per vCPU-hour. Blaxel bills memory only, at $0.0414 per GiB-hour. AWS Lambda MicroVMs runs Firecracker microVMs and limits a session to 8 hours. Blaxel runs microVMs and has no session limit.

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

Blaxel

Sandboxes that pause when idle and resume with state.

Isolation: MicroVM
Free tier: Credit of up to $200
Max session: No limit

Visit site Blaxel profile

What is different

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

Field

AWS Lambda MicroVMs

Blaxel

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Blaxel: Included
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Blaxel: $0.0414
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month.
Billing: AWS Lambda MicroVMs: Per second; Blaxel: Memory only
Max session: AWS Lambda MicroVMs: 8 hours; Blaxel: No limit
Isolation: AWS Lambda MicroVMs: Firecracker microVM; Blaxel: MicroVM
SDKs: AWS Lambda MicroVMs: Python, JavaScript; Blaxel: Python, TypeScript, Go

Full comparison

18 fields, at each provider's list price

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

Blaxelblaxel.ai/pricing

Pricing

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Blaxel: Included
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Blaxel: $0.0414
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month.
Free tier: AWS Lambda MicroVMs: Not listed; Blaxel: Credit of up to $200
Paid plan from: AWS Lambda MicroVMs: Not listed; Blaxel: Pay as you go
Billing: AWS Lambda MicroVMs: Per second; Blaxel: Memory only

Limits

Max session: AWS Lambda MicroVMs: 8 hours; Blaxel: No limit
Idle stop: AWS Lambda MicroVMs: Not listed; Blaxel: Not listed
Largest sandbox: AWS Lambda MicroVMs: 4 vCPU · 8 GiB; Blaxel: Not listed
Concurrent sandboxes: AWS Lambda MicroVMs: Not listed; Blaxel: Not listed

Platform

Isolation: AWS Lambda MicroVMs: Firecracker microVM; Blaxel: MicroVM
GPU: AWS Lambda MicroVMs: Not listed; Blaxel: Not listed
Snapshots: AWS Lambda MicroVMs:; Blaxel:
Pause and resume: AWS Lambda MicroVMs:; Blaxel:

Developer

SDKs: AWS Lambda MicroVMs: Python, JavaScript; Blaxel: Python, TypeScript, Go
Integrations: AWS Lambda MicroVMs: Not listed; Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP, Claude Code

Trust

License: AWS Lambda MicroVMs: Not listed; Blaxel: Not listed
BYOC: AWS Lambda MicroVMs: Not listed; Blaxel: Bring-your-own-metal in your VPC

Hourly cost

One sandbox running for one hour

Size

AWS Lambda MicroVMs

Blaxel

1 vCPU · 2 GiB: AWS Lambda MicroVMs: $0.126; Blaxel: $0.083
2 vCPU · 4 GiB: AWS Lambda MicroVMs: $0.252; Blaxel: $0.166
4 vCPU · 8 GiB: AWS Lambda MicroVMs: $0.504; Blaxel: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

Blaxel fits when

A session must run longer than 8 hours.
You use the OpenAI Agents SDK, the Claude Agent SDK, MCP or Claude Code.
You want the lower list price: $0.166 against $0.252 an hour for 2 vCPU and 4 GiB.
You need a desktop in the sandbox.

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AWS Lambda MicroVMs

Blaxel

What is different

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Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

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