Sean Weldon
I build AI systems that do real work. Agents, automated pipelines, and fine-tuned models. Designed, deployed, and operated end to end through my studio, 22atlas. I write up what I learn in the Journal.
Founder of 22Atlas, an AI native product studio
Latest from the Journal
- A Bank Trained Its Own Foundation Model to Catch Fraud - Freddy Lecue, Wells Fargo
- AI Brief, October 25: Cerebras trillion-param serving, no AI payoff outside tech, PA ad labels
- Buying GPUs Should Work Like Buying Stocks - Carmen Li, Compute Exchange
- How OpenAI Built ChatGPT for Bankers and Analysts - Joseph Kim, OpenAI
- How to Let AI Agents Sign Up for Your App Safely - Isabelle Williams, WorkOS
- This Is How You Should Actually Make Launch Videos
- Why Compute Still Trades in Group Chats - Affaan Mustafa & Alejandro Soumah Fernandez, Jump Trading
- 1,368 AI Failures and What They Teach About Evals - Vishal Srivastava, New York Life & Tanmay Sah
- AI Brief, October 24: Kimi K3.1 Pro, Block's speech-only model, Gmail data for ads
- Better AI Models Won't Fix Your Engineering Team - Nicholas Arcolano, Jellyfish
- Don't Trust Your AI Agents. Test Them Like a Scientist - Stephanie Jarmak, Omni Analytics
- How To Stand Out In A World Of AI Designs