How much does AWS Lambda cost per million invocations?

$0.20 per 1M requests after the free tier (1M free/month). A function invoked 10M times/month incurs $1.80 in request fees. Duration costs are separate from invocation fees.

What is the AWS Lambda free tier?

Lambda free tier: 1M invocations/month + 400,000 GB-seconds of compute time/month. A 128MB function running for 1 second = 0.125 GB-seconds. Free tier covers 3.2M seconds at 128MB.

Is Lambda cheaper than EC2 for web APIs?

Lambda is cheaper for spiky, low-traffic APIs ( 100M requests/month), EC2 or ECS with reserved capacity typically wins. Lambda also has cold start latency overhead.

AWS Lambda Invocation Cost Calculator

Calculate AWS Lambda invocation costs. At $0.20/1M requests + $0.0000166667/GB-second, estimate monthly serverless function costs by invocation volume.

AI & SaaS Tools

SaaS Metrics

AI Compute

AI ROI

LTV:CAC Ratio

ARPU ($/month)

Monthly Churn %

CAC ($)

Gross Margin %

LTV

$3500

LTV:CAC

11.67

Payback

2.9 mo

Health

Healthy ✓

Benchmark: LTV:CAC ≥ 3 is healthy. Payback under 12 months is excellent. Under 1 means you lose money on each customer.

How to Use

Enter the values for the scenario you are assessing. Calculate AWS Lambda invocation costs. At $0.20/1M requests + $0.0000166667/GB-second, estimate monthly serverless function costs by invocation volume. Use the lambda invocation cost result to inform your calculation.

Related Calculators

Lambda Duration Cost

AI & Tech

EC2 On-Demand Cost

AI & Tech

Cloud Run Cost

AI & Tech

AWS Lambda Invocation Cost Calculator

LTV:CAC Ratio

How to Use

Related Calculators

Frequently Asked Questions

How much does AWS Lambda cost per million invocations?

What is the AWS Lambda free tier?

Is Lambda cheaper than EC2 for web APIs?