No longer available
The publisher shut this model down on August 17, 2026. It can no longer be used from its own API. Recommended replacement: gemini-nano-banana-2.1. Publisher notice
- Pricing
- Not published
- Released
- 1y ago
Cost
The highest quality Imagen 4 model, for prompts that need closer instruction following. Shut down in the Gemini API and replaced by Nano Banana 2.1.
How it compares
Level
PremiumA premium line the lab sells above its own flagship, for the hardest work at the highest price.
Premium models from other labs
Vs. your stack
Add the models you use to see how this one compares.
Sign inText provenance
Gemini app/webGoogle SynthID text watermarking
Google DeepMind says text generated in the Gemini app and web experience is watermarked with SynthID by adjusting token probabilities.
Official explanationFrequently asked questions
Quality and benchmarks
Yes. Imagen 4 Ultra is ahead of its predecessor Imagen 3 on Arena Text to Image, and it is behind on none and level on none.
The closest alternatives, matched on model kind and release date with no comparable price, are Seedream 4.0 by ByteDance, Midjourney V7 by Midjourney, and Ideogram 3.0 by Ideogram.
Seedream 4.0Imagen 4 Ultra vs Seedream 4.0Midjourney V7Imagen 4 Ultra vs Midjourney V7Ideogram 3.0Imagen 4 Ultra vs Ideogram 3.0
Qwen-Image-2.1. It is the highest-ranked open-weight model on Arena Text to Image at rank 21, while Imagen 4 Ultra itself is closed.
Versions and lineage
Yes. Imagen 4 Ultra was retired on August 17, 2026, and the publisher's recommended replacement is Nano Banana 2.1.
Licensing and access
No. Imagen 4 Ultra is closed and uses a proprietary license.
Basics
Imagen 4 Ultra was made by Google DeepMind and released on June 24, 2025.
Media
No. Image editing with image input is not listed for Imagen 4 Ultra.
Imagen 4 Ultra holds rank 39 on Arena Text to Image according to Arena's own rank, with a score of 1146.
Generated from Vertical Tabs data, updated November 5, 2026.
Discussion
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