Ran GPT-6 Astra on an expert level medical knowledge benchmark. Scored 87.4% beating every other LLM

GPT-6 Astra achieved an 87.4% score on the MedXpertQA benchmark, surpassing all other LLMs. This benchmark features challenging board-level medical questions categorized by organ system. This marks a significant improvement from GPT-4o's 42.8% score two years prior, indicating Astra is nearing saturation in expert-level medical knowledge.