GPT-6 Astra is here: keep demanding research, coding and long-document work moving

Built for complex end-to-end work, with staged access across eligible plans

GuideWhale Editorial

ChatGPT Knowledge Center

Practical guidance on plan selection, account eligibility and subscription boundaries, checked against official OpenAI sources and the live terms shown on this site.

Plan selectionAugust 9, 2026

GPT-6 Astra vs Sol vs Luna: Choose a ChatGPT Plan by Workload

Choose a GPT-6 model for the task—Astra for the hardest work, Sol for complex coding and agent workflows, Luna for focused high-volume processing—then match the plan to your actual usage. Model access and quotas depend on the target account.

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