Google Cloud GenAI models

Google cloud GenAI models can be used for image and video generation:

Gemini 2.5 Flash
Gemini 3.0 Pro
Veo 3.1

Authentication

[!IMPORTANT] To use Google GenAI models, you need to set up authentication using an API key or service account credentials,
depending on whether you are using Vertex AI or Google Developer access.

[!NOTE] You can setup authentication via SD.Next directly via settings -> model options -> google genai
Or using Google documented environment variables

Google cloud use VertexAI endpoints
Use VertexAI endpoints for GenAI models, by default SD.Next will use Google Developer endpoints
- If VertexAI is enabled, you need to provide service account credentials:
  Details: https://docs.cloud.google.com/docs/authentication/set-up-adc-local-dev-environment
- If VertexAI is disabled, you need to provide an API key
Google cloud API key
Your Google Cloud Developer API key for GenAI models
Details: https://ai.google.dev/gemini-api/docs/api-key
Google Cloud project ID Your Google Cloud project ID, required for VertexAI access
Details: https://cloud.google.com/vertex-ai/docs/start/cloud-environment
Google Cloud location ID
Your Google Cloud location ID, required for VertexAI access
Details: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/locations