# Agentic Engineering Patterns - Simon Willison’s Newsletter

<https://simonw.substack.com/p/agentic-engineering-patterns>

- Host: [simonw.substack.com](https://links.thingelstad.xyz/hosts/simonw.substack.com/)
- Saved: March 3, 2026 (2026-03-04T01:40:45Z)
- Record: https://links.thingelstad.xyz/links/dd74ffdf4d77/
- JSON: https://links.thingelstad.xyz/links/dd74ffdf4d77.json

## What Jamie wrote

Simon Willison's newsletter announcing his Agentic Engineering Patterns guide launch, plus a solid batch of related links: vibe-coding a macOS app in Swift, TDD with agents, parallel agent workflows. If you're following his guide (and you have other chapters bookmarked) this is the announcement issue — start with the guide itself.

## Facts

- Kind: [Newsletter](https://links.thingelstad.xyz/kinds/newsletter/)

## Saved the same week

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- [From "Vibe Checks" to Continuous Evaluation: Engineering Reliable AI Agents | Google Cloud Blog](https://links.thingelstad.xyz/links/326176bba137/) (cloud.google.com, March 3, 2026)
- [Andrej Karpathy: "It is hard to communicate how much programming has changed due to AI in the last 2 months."](https://links.thingelstad.xyz/links/73601d463cc4/) (xcancel.com, March 3, 2026)
- [Interactive explanations - Agentic Engineering Patterns - Simon Willison's Weblog](https://links.thingelstad.xyz/links/92c76d5af4ef/) (simonwillison.net, March 3, 2026)

## Elsewhere

- Wayback Machine: https://web.archive.org/web/*/https://simonw.substack.com/p/agentic-engineering-patterns