With AWS Lambda, you can build and operate powerful web and mobile back-ends that deliver consistent, uninterrupted service to end users by automatically scaling up and down based on real …

Learn about basic Lambda concepts such as functions, execution environments, deployment packages, layers, runtimes, extensions, events, and concurrency.

When using Lambda, you are responsible only for your code. Lambda runs your code on a high-availability compute infrastructure and manages all the computing resources, including server and …

Use AWS Lambda on its own or combined with other AWS services to build powerful web applications, microservices and APIs that help you to gain agility, reduce operational complexity, reduce cost and …

AWS Lambda is a serverless compute service that runs your code in response to events and automatically manages the underlying compute resources for you.

AWS Lambda automatically monitors Lambda functions on your behalf, reporting real-time metrics through Amazon CloudWatch, including total requests, account-level and function-level concurrency …

Lambda automatically manages instance provisioning, scaling, patching, and lifecycle management, while you retain the familiar Lambda programming model and seamless integration with event …

Write Lambda functions in your favorite language (Node.js, Python, Go, Java, and more) and use both serverless and container tools, such as AWS SAM or Docker CLI, to build, test, and deploy your …

With AWS Lambda, you can run code without provisioning or managing servers. You pay only for the compute time that you consume—there's no charge when your code isn't running.

Nov 25, 2025 · You can now develop AWS Lambda functions using Node.js 24, either as a managed runtime or using the container base image. Node.js 24 is in active LTS status and ready for …