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Foundry Tools
Formerly known as Azure AI Services or Azure Cognitive Services is a unified collection of prebuilt AI capabilities within the Microsoft Foundry platform
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A 401 error code while creating a custom text classification in Azure AI service indicates an authorization issue.
Make sure you're using the correct subscription key for the Azure AI service.
Ensure your subscription key has the necessary permissions to create custom text classification models.
Regional mismatches can sometimes lead to authorization errors.