OpenAI launches GPT-6 Astra, its biggest LLM launch ever

[AINews] GPT-6 Astra: OpenAI’s biggest LLM launch of all time

OpenAI launched GPT-6 Astra on Sep 3, targeting computer use, coding, and math/science. It hit 36M views and 164K likes in 9 hours, OpenAI's biggest launch since Sora. Astra saturates the hardest FrontierMath benchmarks but costs 2.5x more per token; OpenAI claims it's cheaper per task. The system card notes improved alignment but reduced chain-of-thought monitorability. The rollout was messy—delayed blog post, paying users locked out—and OpenAI offered daily banked resets as compensation. Independent evals say gains are large but uneven once cost and cherry-picking are factored in.

Why it matters: OpenAI dropped GPT-6 Astra, 36M views in 9 hours, biggest launch since Sora. Tops FrontierMath, 2.5x pricier per token but cheaper per task. HKR all hit, clear cross-source cluster, a must-write same day. Not 95+ because the body is a paid summary and key details (exact benchm...