Azure AI Foundry (Classic) Content Filters not working

Nazarii Klymok 0 Reputation points
2025-12-05T10:03:24.7266667+00:00

Greetings! I tried adding Content Filter to Azure AI Foundry (Classic experience) and it doesn't work.

Steps to reproduce:

  1. Created an AI Agent with Azure AI Foundry using a pre-created gpt-4.1 model deployment
  2. Create a content filter (both input/output are set to blocking-medium).
  3. Apply content filter to gpt-4.1 model deployment that is used by the AI agent.
  4. Save the content filter.

I tried triggering every category from the filters, and unfortunately the filters never trigger. I expect the agent to give a fallback reply and have some logs that mention that a content filter has been triggered, but the agent just replies following the prompt and behaving normally.

I tried both in the Playground and using API. But no luck.

Please help!

Azure AI Content Safety
Azure AI Content Safety
An Azure service that enables users to identify content that is potentially offensive, risky, or otherwise undesirable. Previously known as Azure Content Moderator.
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