GPT-6 Astra opens to all: faster but pricier, with a concurrent rate-limit war

2026-09-04 群聊日报

GPT-6 Astra rolled out to all Pro users, landing in Codex CLI and Copilot. Early tests show a task that took 12 minutes now finishes in 6, but per-task cost is ~75% higher than Sol—one API code review burned $100. Tibo and Anthropic both reset all user quotas the same day, while Codex patched an infinite-usage exploit. A detailed Cerebras benchmark reveals real-world agentic throughput is only ~357 tps vs. the advertised 1,500 tps; the same task cost $1.57 in 3 minutes versus ~$0.017 locally. Zhipu GLM-5.3-Flash hit just 20 tps on domestic inference cards, while the same weights on Ollama Cloud reached 70 tps. In industry news, the US is drafting rules to block Chinese access to overseas AI servers, DeepSeek plans to buy over 160,000 Huawei chips for inference, and Saudi Arabia's Humain M3 was exposed as a rebranded MiniMax M3.

Why it matters: GPT-6 Astra's full rollout is the week's biggest product move, and this chat digest delivers first-day speed and cost data with real numbers. The cap at 78 reflects the source being an anonymized group-chat compilation rather than a primary official post, and some details (e.g...