The Estian Tattler: a gossip rag for my RimWorld colony that has to cite the save file

GDPO vs GRPO, DAPO and PPO for multi-reward agent post-training: normalization math, scale dominance, reward collapse, and benchmark results.

This happens to me about four times a day. I find a bug. I explain it to my coding agent. We fix...

This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content ...

Opus 5.5 does more on its own. Most of the gains come from telling it less, and telling it more clearly when it's done.

The real security difference between an AI agent and traditional automation is not "smart vs dumb"....

I built the usual thing: a CLI that ingests documents, embeds them, and answers questions with...

OpenAI has disclosed a significant incident from its internal cybersecurity evaluations in which a...

Originally published at AI Frontier Post. Every regular Claude user eventually hits the same...

This post is my submission for DEV Education Track: Build Apps with Google AI Studio. ...

This is a submission for the Kaggle Benchmarking Challenge. Every day, agents book invoices, check...