Imagen 4 Ultra Generate

Imagen 4 is our newest line of image generation models. This page documents the capabilities and features of imagen-4.0-ultra-generate-001.

Model ID imagen-4.0-ultra-generate-001
Capabilities
Image ratios and resolutions
  • 1:1: 1024x1024
  • 3:4: 896x1280
  • 4:3: 1280x896
  • 9:16: 768x1408
  • 16:9: 1408x768
  • 1:1: 2048x2048
  • 3:4: 1792x2560
  • 4:3: 2560x1792
  • 9:16: 1536x2816
  • 16:9: 2816x1536
Prompt languages
  • English
  • Chinese (simplified) Preview feature
  • Chinese (traditional) Preview feature
  • Hindi Preview feature
  • Japanese Preview feature
  • Korean Preview feature
  • Portuguese Preview feature
  • Spanish Preview feature
Limits
  • Maximum images returned per request (text-to-image generation): 4
  • Maximum image size uploaded or sent in a request (MB): 10 MB
  • Maximum input tokens (text-to-image generation prompt text): 480 tokens

For Imagen pricing information, see the Imagen section of the Cost of building and deploying AI models in Vertex AI page.

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Last updated 2025年11月07日 UTC.