X @Elon Musk

RT Dustin Tran (@dustinvtran)We are hiring & rapidly grow post-training at xAI! The team is at the frontier of RLHF, agents, and reasoning efficiency—in just a few months, we climbed from nothing to #2-3 @arena, #1 Search Arena & other tool use benchmarks, #1-2 in creative writing, and are Pareto-optimal on intelligence-per-dollar @ArtificialAnlys. We are expanding work on new posttraining x reasoning recipes, code, multimodality, evals, and economic productivity.We are the smallest post-training team at a ...