Meta paused its Model Capability Initiative after an internal leak exposed employees’ private conversations, performance metrics, and keystroke logs across the company. The breach was rated SEV 2 on Meta’s 0–5 severity scale, prompting an investigation and a temporary suspension of the program.

Jane Street builds its trading systems in OCaml, relying on the type system to catch errors at compile time and avoid run-time crashes. They snapshot every successful build to train an in-house AI model, rewarding only code changes that compile and pass tests.

Anthropic released a two-hour course led by the engineer behind Claude Code that walks you through building self-managing Claude agents. It covers terminal integration, file-system memory, hallucination-blocking hooks, and scaling to large codebases. Whether you’re a beginner or advanced user, you’ll finish ready to use Claude professionally.