Overview

• Google this week opened Imagen4 for limited-time free testing on its AI Studio platform while also offering paid access through the Gemini API.
• The base Imagen4 model delivers significantly improved text rendering and fine-detail clarity compared to Imagen3, supporting outputs in both photorealistic and abstract styles.
• Imagen4 Ultra, priced at $0.06 per image versus $0.04 for the standard model, delivers more precise alignment with user prompts for complex image generation tasks.
• All outputs from Imagen4 incorporate a nonvisible SynthID watermark to help verify authenticity and deter misuse.
• Google has teased a forthcoming fast variant of Imagen4 that promises a tenfold speed increase over the previous generation.