Support for GPT 6 Astra is only available on ChatGPT Pro accounts.
Additionally we got new ChatGPT Voice limits: 3h for Plus, 15h for Pro $100
โPro $200 users continue to get unlimited use per day.โ
OPENAI ๐ฅ: Voice Mode on ChatGPT now supports GPT 5.
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OPENAI ๐ฅ: Voice Mode on ChatGPT now supports GPT 5.6 Sol and GPT 6 Astra.