# Cut AWS costs 40% while scaling faster with EKS, Karpenter, and Spot Instances

DevFeed: [Cut AWS costs 40% while scaling faster with EKS, Karpenter, and Spot Instances](<https://devfeed.tech/articles/cut-aws-costs-by-20-while-scaling-with-eks-karpenter-and-spot-18526.md>)

Original publisher: [Read original article](<https://www.tinybird.co/blog/how-we-cut-aws-costs-while-scaling-faster-with-eks-karpenter-and-spot-instances>)

Author: Luis Rodríguez

Published: 2025-06-27T10:00:00Z

Content type: article

Language: en

Sources: [Tinybird](<https://devfeed.tech/sources/tinybird.md>)

Topics: [Amazon EKS](<https://devfeed.tech/topics/amazon-eks.md>), [Amazon Web Services](<https://devfeed.tech/topics/aws.md>)

Tags: [aws](<https://devfeed.tech/tags/aws.md>), [scalable-analytics-architecture](<https://devfeed.tech/tags/scalable-analytics-architecture.md>)

## AI overview

The article explains changes that cut AWS costs by 40% while improving scaling speed with EKS, Karpenter, and Spot Instances.

## Source excerpt

We cut AWS costs 40% while scaling faster using EKS, Karpenter, and Spot Instances. Here's exactly what we changed.