ChatGPT voice lets users pick GPT-6 Astra and GPT-5.6 Sol

Atty Eleti @athyuttamreOriginally posted 2026.09.10

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🌌 ChatGPT Voice can now use GPT-5.6 Sol and GPT-6 Astra We’re updating how intelligence works in voice. Now, you can select any model and effort you like — including GPT-5.6 Sol or GPT-6 Astra, if you’re on Pro — and voice will use it when it needs to search or reason.