Google shuts down three Imagen 4 endpoints in the Gemini API
Google's published shutdown date arrived for the Gemini API model IDs `imagen-4.0-generate-001`, `imagen-4.0-ultra-generate-001`, and `imagen-4.0-fast-generate-001`. Google names `gemini-3.1-flash-image` as the recommended replacement.
Why it matters: Applications pinned to any of the three IDs can lose image generation. The successor uses Gemini content generation rather than Imagen's dedicated image-generation surface, so a model-name substitution alone may not preserve request shape, response handling,…