https://platform.openai.com/docs/deprecations On April 14th, 2025, we notified developers that the gpt-4.5-preview model is deprecated and will be removed from the API in the coming months. Shutdown date Model / system Recommended replacement 2025-07-14 gpt-4.5-preview gpt-4.1

GPT-4.5-preview model will be removed from the API on 2025-07-14

polepole April 15, 2025, 5:45pm 5

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Azure OpenAI Service model retirements - Azure OpenAI | Microsoft Learn

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