AWS Lambda MicroVMs vs Runta

AWS Lambda MicroVMs costs $0.0997 per vCPU-hour and Runta costs $0.0504 per vCPU-hour. AWS Lambda MicroVMs runs Firecracker microVMs and limits a session to 8 hours. Runta runs full VMs.

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

Runta

Isolated computers where AI agents work and keep state.

Isolation: Full VM
Free tier: $50 free credit
Max session: Not listed

Visit site Runta profile

What is different

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

Field

AWS Lambda MicroVMs

Runta

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Runta: $0.0504
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Runta: $0.0162
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Runta: $0.000108 per GiB-hour
Isolation: AWS Lambda MicroVMs: Firecracker microVM; Runta: Full VM
SDKs: AWS Lambda MicroVMs: Python, JavaScript; Runta: Python, TypeScript

Full comparison

18 fields, at each provider's list price

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

Runtarunta.com/pricing

Pricing

vCPU, per hour: AWS Lambda MicroVMs: $0.0997; Runta: $0.0504
RAM, per GiB-hour: AWS Lambda MicroVMs: $0.0132; Runta: $0.0162
Storage: AWS Lambda MicroVMs: Snapshot storage $0.08 per GB-month (US East). Snapshot reads and writes are billed per GB.; Runta: $0.000108 per GiB-hour
Free tier: AWS Lambda MicroVMs: Not listed; Runta: $50 free credit
Paid plan from: AWS Lambda MicroVMs: Not listed; Runta: Pay as you go
Billing: AWS Lambda MicroVMs: Per second; Runta: Per second

Limits

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

Platform

Isolation: AWS Lambda MicroVMs: Firecracker microVM; Runta: Full VM
GPU: AWS Lambda MicroVMs: Not listed; Runta: Not listed
Snapshots: AWS Lambda MicroVMs:; Runta:
Pause and resume: AWS Lambda MicroVMs:; Runta:

Developer

SDKs: AWS Lambda MicroVMs: Python, JavaScript; Runta: Python, TypeScript
Integrations: AWS Lambda MicroVMs: Not listed; Runta: OpenAI Agents SDK

Trust

License: AWS Lambda MicroVMs: Not listed; Runta: Not listed
BYOC: AWS Lambda MicroVMs: Not listed; Runta: Not listed

Hourly cost

One sandbox running for one hour

Size

AWS Lambda MicroVMs

Runta

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

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.

Runta fits when

You want each sandbox to be a full VM.
You use the OpenAI Agents SDK.
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.

More comparisons

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AWS Lambda MicroVMs

Runta

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

AWS Lambda MicroVMs fits when

Runta fits when

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