Tech

OpenAI API Models GPT-5.4 nano end of life

163days

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    There are 164 days until OpenAI API Models GPT-5.4 nano end of life, on Thursday, 1 April 2027.

    OpenAI API Models GPT-5.4 nano reaches end of life on April 1, 2027: upstream support ends and no further security fixes are expected. It was released on March 17, 2026. Active support ended on October 1, 2026.

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    Worldwide

    Date source

    endoflife.date

    Source last checked Oct 19, 2026

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