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Simon Willison Blog·Agents·7d ago·~1 min read

Adding a new content type to my blog-to-newsletter tool

Guides > Agentic Engineering Patterns Adding a new content type to my blog-to-newsletter tool Here's an example of a deceptively short prompt that got a quite a lot of work done in a single shot. First, some background. I send out a free Substack newsletter around once a week containing content copied-and-pasted from my blog. I'm effectively using Substack as a lightweight way to allow people to subscribe to my blog via email. I generate the newsletter with my blog-to-newsletter tool - an HTML and JavaScript app that fetches my latest content from this Datasette instance and formats it as rich text HTML, which I can then copy to my clipboard and paste into the Substack editor. Here's a detailed explanation of how that works. I recently added a new type of content to my blog to capture content that…

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