Machine Heart

Apr 22, 2026 · Artificial Intelligence

Can LLMs Boost Reasoning Alone? Introducing SePT’s Simple Online Self‑Training

SePT (Self‑evolving Post‑Training) shows that a large language model can improve its mathematical reasoning ability by about ten percentage points using a reward‑free online self‑training loop that decouples generation temperature from standard SFT, matching or surpassing RL‑based methods without harming general performance.