# Apollo Client 4.0 Release Adds Smaller Bundles, Improved TypeScript Support, and Developer Experience

DevFeed: [Apollo Client 4.0 Release Adds Smaller Bundles, Improved TypeScript Support, and Developer Experience](<https://devfeed.tech/articles/apollo-client-4-0-a-leaner-and-cleaner-graphql-client-with-no-compromises-23131.md>)

Original publisher: [Read original article](<https://www.apollographql.com/blog/announcing-apollo-client-4-0>)

Author: Jerel Miller

Published: 2025-09-03T08:00:11Z

Content type: release

Language: en

Sources: [Apollo Blog](<https://devfeed.tech/sources/apollo-blog.md>)

Topics: [GraphQL](<https://devfeed.tech/topics/graphql.md>), [Developer experience](<https://devfeed.tech/topics/developer-experience.md>), [TypeScript](<https://devfeed.tech/topics/typescript.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [Core Web Vitals](<https://devfeed.tech/topics/core-web-vitals.md>)

Tags: [announcement](<https://devfeed.tech/tags/announcement.md>), [apollo](<https://devfeed.tech/tags/apollo.md>), [apollo-client](<https://devfeed.tech/tags/apollo-client.md>), [core-web-vitals](<https://devfeed.tech/tags/core-web-vitals.md>), [developer-experience](<https://devfeed.tech/tags/developer-experience.md>), [graphql](<https://devfeed.tech/tags/graphql.md>), [improvements](<https://devfeed.tech/tags/improvements.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [performance](<https://devfeed.tech/tags/performance.md>), [release](<https://devfeed.tech/tags/release.md>), [typescript](<https://devfeed.tech/tags/typescript.md>)

## AI overview

Apollo Client 4.0 is a milestone release focused on smaller bundles, improved TypeScript support, and developer experience. It makes local state management and other features opt-in, targets modern browsers and Node.js 20+, and adds ESM and tree-shaking improvements.

## Source excerpt

We're thrilled to announce Apollo Client 4.0, a milestone release that delivers significant improvements in bundle size, TypeScript support, and developer experience. After extensive community feedback and months of iteration through release candidates, version 4.0 represents our most refined and performant Apollo Client yet. The JavaScript ecosystem has evolved dramatically since Apollo Client 3.0's release.