Finding signal on Twitter is more difficult than it used to be. We curate the best tweets on topics like AI, startups, and product development every weekday so you can focus on what matters.

Professor @Wharton studying AI, innovation & startups. Democratizing education using tech Book: a.co/d/4VguzZz Substack: oneusefulthing.org
Hey, AI give me your best "Unless it is from X, its just sparkling Y" style joke": GPT-6 Pro: "Unless it comes from the Stockholm region of...
We will soon see what will be, in effect, a perfectly legal distributed denial of service attack on customer service departments authorized ...
Using Gemini 4 makes you realize how many other models must be distilling Claude/GPT (or using a similar training pipeline). It feels quite ...
I spent a decent amount of time with Gemini 4 before launch. Overall, Gemini 4 is a big jump over previous Gemini models and it is the first...
A worthwhile (and unnerving) reminder from Anthropic that we should be paying attention to AI ability thresholds, not just steady climbs In...
It is one week until October 20, the day my new book, Co-Existence comes out! If you pre-order before then, you get a 10 minute AI voice in...
GPT-4 was the undisputed best model in the world for a full year and we all debated whether anyone could catch up or if OpenAI had some secr...
My AI agent doing proactive customer service: Someone emailed me that, after subscribing to my Substack, they were automatically signed up f...
People take the Artificial Analysis Index and its individual scores way too seriously.
Yes, and there is a case to be made that OpenAI and Anthropic will do the best job of figuring out how to optimize AI cost/intelligence with...
Had some early access to Muse Wonder, but did not get a chance to use it a ton, yet it seems like a good model from limited test Perhaps mo...
If you haven’t made sure to turn on two-factor authentication on all accounts, have passwords with family in case you get voice calls asking...
GPT-6 Pro finds supposed errors in academic papers all the time, just as part of other work. Confirming the errors & learning their importan...
I spoke to some annoyed leaders at big firms who were still big on GPTs as of last month, before GPTs were sunsetted. Yes, GPTs outlived the...
Not to get too annoying about it but its worth noting that many of the 5,000 people at the labs with access to advanced model still haven't ...
Rather suddenly, cyborgs are starting to dominate math research.
A mathematician makes an Opus 5.5 music video in response to OpenAI’s proofs. Pretty great. https://twitter.com/jplotkin/status/210878985034...
De-skilling myself on doing CAPTCHAS and navigating dark patterns in customer service.
Listen, I know people are tired of tech CEOs saying we will all be freed from work thanks to AI (whether we like it or not), but... I would ...
Not only did Astra beat Montezuma's Revenge, but so did Opus 5 But one of the criteria to resolve this AGI bet is for AI to win a discontin...