OpenAI Will Push GPT-6 Astra Past 55 Percent

OpenAI will record at least one model with 55% or higher HLE Accuracy on the official Humanity’s Last Exam leaderboard at agi.safe.ai. GPT-6 Astra, published September 3, 2026 and currently listed at 54.8% HLE Accuracy on BenchLeader, will nudge over the line on the 2,500 expert-written questions t…