Imagen 4 API models shut down on August 17, 2026

Applications pinned to any of the three Imagen 4 model IDs will lose image generation on August 17.

Recommended action: Move to gemini-3.1-flash-image and test request shape, output handling, latency, image quality, and safety behavior before the deadline.

Affected: imagen-4.0-generate-001, imagen-4.0-ultra-generate-001, imagen-4.0-fast-generate-001, Imagen 4, image generation, generate_images, model