Cursor 3 Just Shipped a Coding Model Trained From Scratch. Here's Why That Changes the Stack.

Book: Observability for LLM Applications · Ebook from Apr 22 Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go My project: Hermes IDE | GitHub — an IDE for developers who ship with Claude Code and other AI coding tools Me: xgabriel.com | GitHub Your IDE now has its own frontier model. That sentence would have been a joke in 2024. In April 2026 it is the reason Cursor 3 shipped on Monday. Anysphere called it Composer 2. Not a fine-tune of