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letscodeit.devnotes from the build

A blog about code, design and the slow art of shipping software that people actually want to use.

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FEATURED POSTS

03 / 03

June 19, 2026

17 min read

We skipped Contentful: GitHub as a CMS for our Next.js blog

We publish letscodeit.dev blog posts from a separate GitHub repository. The Next.js app fetches markdown at runtime with a one-hour cache,…

Dev Team

June 17, 2026

10 min read

GEO for developers: what gets cited by ChatGPT and Perplexity

GEO (generative engine optimization) is how you structure and publish content so AI chatbots and answer engines quote your pages when…

Dev Team

May 28, 2026

9 min read

Token Economics: What Your Text Actually Costs

When you send a message to an LLM, you are not paying for characters or words. You pay for tokens . A token is the unit the model splits…

Dev Team

NOTE

Next.js 16.3 introduces AI enhancements, including…

/ notes·/ Next.js 16.3 introduces AI enhancements,…

Dev Team·June 26, 2026

Next.js 16.3 introduces AI enhancements, including actionable errors with paste-ready fix prompts and first-party Skills for the developer loop and Cache Components.

This release also includes tooling to keep coding agents synchronized with your project, building on previous improvements like the DevTools MCP server and bundled documentation. The preview version is available on npm under the @preview tag, with a stable release expected soon.

Source: nextjs.org

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Next.js 16.3 introduces AI enhancements, including… | Let's Code It

Comments (2)

D

David Okonkwo·June 26, 2026

The actionable errors with paste-ready fix prompts sound like a real time-saver!

M

Maria Santos·June 26, 2026

How reliable are these AI enhancements going to be in a production environment?