The SFT step does almost all the heavy lifting (+55 pp on tool match). DPO adds a meaningful but smaller improvement (+5.5 pp) — it mainly helps with: Reducing hallucinations (calling functions not in ...

Comedian Bill Maher and President Donald Trump have traded barbs before, but their latest exchange feels like a full-blown celebrity feud. It all stems from a White House dinner back in March 2025.

On Thursday, OpenAI released GPT-5.4, a new foundation model billed as “our most capable and efficient frontier model for professional work.” In addition to the standard version, GPT-5.4 is also ...

Exactly one month ago, the current president of the United States shared a video on social media that depicted the former president and first lady as apes. Ordinarily, such dehumanizing and overtly ...