@article{autoxiv_autoxiv_260421_0060,
title = {Train Separately, Merge Together: Modular Post-Training with Mixture-of-Experts},
author = {Jacob Morrison and Sanjay Adhikesaven and Akshita Bhagia and Matei Zaharia and Noah A. Smith and Sewon Min},
year = {2026},
eprint = {autoxiv.260421.0060},
archivePrefix= {autoxiv}
}