Today
- You can now use evaluation models in Mastra with a classifier. Define questions as choice, score, or boolean, then set the criteria to evaluate, and use the ans......
- Small Decisions: Engineering a Leading Model Or trying to, at least. My day job has been primarily in AI for three years now, but I’d be the first to admit that’s been almost entirely in one corner of AI: infrastructure, safety, and tools for AI agents. That work has brought me...
- Store secrets once with the Credentials API, reference them by ID, and let the egress proxy inject them on the wire so they never enter the agent sandbox....
- I started a small experiment: writing a very basic kernel in Swift, and running on QEMU. The goal is obviously not to replace Linux or any other popular kernel, but just to have fun and understand what is required to make a program run without an operating system underneath it....
- Apparently while having a shower people have the best ideas. Drawing in the wet room is a little bit hard though. The other place where great ideas occur to my brain and where the pencil is perfectly allowed is the toilet. And this is where I created a logo for the meetup that I...
- So there I am reading Unsung when I come across this quote from Jef Raskin: An interface is humane if it is responsive to human needs and considerate of human frailties. This articulation perfectly captures why I recoil at modern “growth tactics” in user interfaces and...
Yesterday
- 27th September 2026 Depending on your levels of credulity, neophilia, and taste your view of AI generated imagery is likely to fall into one of these two categories: It’s a sophisticated parlor trick with the beguiling ability to synthesize discrete phenomena into a seamless...
- “Triple Threat” Josh Collinsworth has a brand new daily puzzler game called Tupo. On it’s surface it looks like a simplified 4×4 Sudoku block but with colored squares. That is the foundation for a simple ruleset: Every row and column contains each number exactly once Every row...
- It’s common to compare the current AI takeover of software engineering to the rise of AI in chess. Chess AIs went from much weaker than serious players to much…
This week
- This mini-book provides a brief overview of many concurrency topics in Go. Each topic comes with interactive examples — feel free to experiment with them by changing the code and clicking Run. There's also a PDF version with static examples.This is a quick refresher on Go...
- In general, you should be suspicious of engineers who are trying to give you advice. Even during ordinary times, this industry is so wide and changes so quickly…
- Whenever a new version of macOS drops, I find myself archiving the new app icons for my macOS icon gallery. In the past, the work to do this was a bit tedious. First, I’d find the app in the “Applications” folder (or elsewhere on the Mac), right click and choose “Get Info”:...
- I’m Robin Sloan, a writer, printer, & manufacturer. The best thing to do here is sign up for my email newsletter: This website doesn’t collect any information about you or your reading. It aspires to the speed and privacy of the printed page. Don’t miss the colophon. Hony...
- When someone is explaining something to me, I ask on average one question every thirty seconds. I’m sure this is frustrating to some people, but it’s actually a…
- Agents are great at producing code. The valuable work left for you is deciding what should exist, how it should behave, and what you're willing to trade for it....
- After a GPU shortage and memory shortage driven by AI companies, we’re now experiencing a CPU shortage, thanks to AI agents using a lot more CPU with tool usage....
- Gemini 3.8 Flash TTS lets you replicate your own voice or design one from a sentence, then direct delivery line by line....
- If I’ve been missing from the internet it’s because I’ve been spending my evenings grinding on a game from Butterscotch Shenanigans called How Many Dudes? Hot off the heels of the release of their massive multi-year sequel project Crashlands 2, the family+ operation at BS turned...
- Rob Bowley is “flipping tables in his head” with anger at the current media coverage of the danger of AI killing us all The risk I’m worried about isn’t a future machine deciding to wipe us out. It’s today’s AI, being wired into everything, carelessly and fast. Cyber attacks...
- Human collaboration, like most things, improves with feedback. But it's not obvious how to make feedback effective. Anuja Karnik and Sumeet Gayathri Moghe pass on a bevy of tips for healthy feedback, based on the principle that both praise and criticism should be seen as...
- No, Transformers Won't End the Human Race lol In 2022, I used to get calls from journalists asking, with great sincerity, what our lives would look like in the metaverse. How would we work, socialise, buy property, and fall in love once we had all moved there? The crypto...
- I was listening to the episode “Make Your Own Thing” from the Off Protocol podcast where Jim Ray interviews John Gruber. They cover a variety of topics, including Gruber’s thoughts on the dilution of personal brand by publishing through “chain” platforms like Substack (I quite...
- You can now run Mastra evals as part of your CI workflow using Vitest. Each eval behaves like a regular unit test. You can test your agents, workflows, and scor......
- Hacker News (aka HN) is a link aggregator where “hackers”1 gather to discuss technology, politics, and anything which “good hackers would find interesting”. HN is a means by which its host, prominent startup incubator Y Combinator, projects soft power, promotes startups it...
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