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OpenAI launches GPT-6.1 Sol at one-fifth Astra's token price

Sam Altman says the model pairs near-flagship performance with cheaper cached inputs; OpenAI's own tests show gains in coding, computer use and business workflows.

By Ryan Merket · Published Sep 29th, 2026, 1:13pm CT · Updated Sep 29th, 2026, 1:20pm CT

OpenAI launches GPT-6.1 Sol at one-fifth Astra's token price — Sam Altman says the model pairs near-flagship performance with cheaper cached inputs; OpenAI's own tests show gains in coding, computer use and business workflows.

Sam Altman says the model pairs near-flagship performance with cheaper cached inputs; OpenAI's own tests show gains in coding, computer use and business workflows.

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