Vertex AI (us-central1-aiplatform.googleapis.com)
imagegeneration@006 model retirement
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Calls to the model imagegeneration@006 on Vertex AI (us-central1-aiplatform.googleapis.com) stopped working on September 24, 2025.
The error you get
What Vertex AI (us-central1-aiplatform.googleapis.com) answers a call to imagegeneration@006 once the model is gone, as recorded from real responses:
{"error":{"code":404,"message":"Publisher model `projects/{project}/locations/{region}/publishers/google/models/imagegeneration@006` was not found or your project does not have access to it. Ensure you are using a valid model name and that the model is available in the specified region.","status":"NOT_FOUND"}}What to use instead of imagegeneration@006
Migrate to Imagen 3 instead.
In Vertex AI (us-central1-aiplatform.googleapis.com)'s words
- Imagen 2 models imagegeneration@005 and imagegeneration@006
Facts
- API
- Vertex AI (us-central1-aiplatform.googleapis.com)
us-central1-aiplatform.googleapis.com - Model
imagegeneration@006- Kind
- Model retirement
- Announced
- June 24, 2025
- Takes effect
- September 24, 2025
- Calls after that day
- Fail
- Source
- Changelog
- Last updated
- Verified
- , against Vertex AI (us-central1-aiplatform.googleapis.com)'s own pages
Questions
When does imagegeneration@006 shut down?
Calls to the model imagegeneration@006 on Vertex AI (us-central1-aiplatform.googleapis.com) stopped working on September 24, 2025.
What happens to calls after September 24, 2025?
They have failed since September 24, 2025.
What error does imagegeneration@006 return once it is shut down?
Vertex AI (us-central1-aiplatform.googleapis.com) answers HTTP 404: "Publisher model `projects/{project}/locations/{region}/publishers/google/models/imagegeneration@006` was not found or your project does not have access to it. Ensure you are using a valid model name and that the model is available in the specified region.". Send another model to fix it.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
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You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.