agent 就是你写的那段程序，trainer 就是一个 actor，reward 是你在 Env 或 ChatAgent 里随手写的任意 Python。剩下的活儿三个大件全包了。README 里反复强调一个数字：大约 8600 行 RL 代码（推文里说的 9K 是个约数），却能撑到 1T 级别的 MoE。 OpenRLHF 的 ...

AI agent security now has a purpose-built open-source guardrail: Ant Group released SingGuard-NSFA, a free framework that catches prompt injection and credential-theft patterns before AI agents ...

Learn the important Racket concepts with practical examples, from functions and recursion to macros, contracts, streams, and ...

We've decided to retire and archive this project - there's just no safe way to run Python within pyodide safely with reasonable latency. Instead, we're working hard on Monty which should solve the ...