HeyJaredJoan's AI Substack
Ahoy there! I write about AI the way most people actually experience it: not as some distant technical revolution, but as a fast-moving, messy, fascinating force that’s reshaping how we work, create, parent, build companies, and make sense of the world.
- Indexed issues, last 90 days
- 3
- Latest publication
- Sep 17, 2026
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- Earliest in this view
- Jul 9, 2026
Latest issues
Stop Using the Most Expensive AI Model for Everything (opens the original)
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One of the most common questions I get about AI is:Which model should I use?And increasingly, my answer is: it depends on what you’re asking it to do.We’ve spent the last few years thinking about ChatGPT and Claude as products. You open ChatGPT. You open Claude. You type something.But underneath those products are increasingly different tiers of intelli… Read more
In a World Where You Can Build Everything, You Shouldn’t Build Everything (opens the original)
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<img alt="" class="sizing-normal" height="582" src="https://substackcdn.com/image/fetch/$s_!-pHk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8da14cab-3cd8-4c5c-aac9-329c10ba2825_1983x793.png"
A three-headed GPT and the week pricing became the story (opens the original)
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Starting today…Every Thursday I take stock of what the AI labs actually shipped and tell you what I think. This week was super loud. We had Fable, Fable might disappear, voila extended, and it was such a big tease. Beyond Anthropic, OpenAI did something interesting. Their flagship model split into three, a new wave of voice, and a quiet trend that matters more than any launch.Joan's AI Substack is a reader-supported publication. To receive new posts and support
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