OpenAI rolls out GPT-6 Astra to top-tier ChatGPT plans at half the rate of GPT-5.6 Sol

OpenAI 向 Pro、Enterprise 和 Business Premium 用户推出 GPT-6 Astra，消息额度约为 GPT-5.6 Sol 的一半

OpenAI made GPT-6 Astra available to Pro, Enterprise, and Business Premium users, with Plus and Business users getting access in the coming days. The standard Astra offers roughly half the messages per 5-hour window compared to GPT-5.6 Sol. Pro Astra limits are weekly: 200 messages for the $200 plan, 50 for the $100 plan and Business Premium, and just 15 per month for Business Standard. Astra is also live on the API, Azure, and AWS Bedrock. The post does not cover model capabilities or performance—only pricing and rate limits.

Why it matters: GPT-6 Astra is now live for Pro, Enterprise, and Business Premium users, with Plus and Business waiting a few more days. The headline detail is the quota: Astra gets roughly half the message allowance of GPT-5.6 Sol, with Plus users capped at 5-45 messages per 5 hours. This is...