Call to get Azure Search index failed - Server responded with status 403

Why?

Azure Open AI Service does not have access to Azure Search service.

How to fix?

Assign Role

• Go to Azure AI Search Service (Formally known as Azure Search Service and Cognitive Search Service).
• You have to provide one of the following roles to open ai service

Role	Assignee	Resource	Description
Search Index Data Reader	Azure OpenAI	Azure AI Search	Inference service queries the data from the index.
Search Service Contributor	Azure OpenAI	Azure AI Search	Inference service queries the index schema for auto fields mapping. Data ingestion service creates index, data sources, skill set, indexer, and queries the indexer status.

For more information, please visit Using your data with Azure OpenAI securely

• Assign the role to open ai service, Follow this to know more about role assignment please go through MS Docs

Enable RBAC

• Go to Azure AI Search Service (Formally known as Azure Search Service and Cognitive Search Service).
• Under Settings section, click on Keys

• Under API Access control either select Both or Role-based access control, I would recommend using RBAC(Role-based access control)

  

• Press Yes when it asks for confirmation