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Watson OpenScale offering plan options

Watson OpenScale offering plan options

The Watson OpenScale enables responsible, transparent, and explainable AI.

With Watson OpenScale you can:

  • Evaluate machine learning models for dimensions such as fairness, quality, or drift.
  • Explore transactions to gain insights about your model.

Watson OpenScale legacy offering plans


The legacy offering plan for Watson OpenScale is available only in the Frankfurt region. In the Dallas region, the watsonx.governance plans are available instead.

Watson OpenScale Standard v2 plan

Watson OpenScale offers a Standard v2 plan that charge users on a per model basis.

There are no restrictions or limitations on payload data, feedback rows, or explanations under the Standard v2 instance.

Regional limitations

Watson OpenScale is not available in some regions. See Regional availability for services and features for more details.


The regional availability for every service can also be found in the Cloud Pak for Data as a Service catalog.

Quota limits

To avoid performance issues and manage resources efficiently, Watson OpenScale sets the following quota limits:

Asset Limit
DataMart 100 per instance
Service providers 100 per instance
Integrated systems 100 per instance
Subscriptions 100 per service provider
Monitor instances 100 per subscription

Every asset in Watson OpenScale has a hard limitation of 10000 instances of the asset per service instance.

PostgreSQL databases for Watson OpenScale

You can use a PostgreSQL database for your Watson OpenScale instance. PostgreSQL is a powerful, open source object-relational database that is highly customizable and compliant with many security standards.

If your model processes personally identifiable information (PII), use a PostgreSQL database for your model. PostgreSQL is compliant with:

  • GDPR
  • SOC 1 Type 2
  • SOC 2 Type 2
  • ISO 27001
  • ISO 27017
  • ISO 27018
  • ISO 27701

Parent topic: watsonx.governance

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