Bing Search Custom Search

Building a specialized AI agent with Bing Custom Search

When building AI agents for enterprise applications, standard web search often returns irrelevant results that compromise the quality of your solution. During a recent client project, our team needed an AI assistant capable of providing developers with specific documentation and code samples. While Bing Search returned results from various sources including outdated forum posts and unofficial tutorials, we required focused, authoritative content from trusted developer resources. This challenge led us to implement Bing Custom Search,…

Migrating from Bing Search APIs to Azure OpenAI Agent with Grounding Bing Search

Bing Search APIs were retired on August 11, 2025. Any app still calling Bing Web Search or Custom Search directly stopped working that day, and there’s no fallback. Microsoft’s replacement path is Grounding with Bing Search, a tool you attach to an agent in Azure AI Agent Service. A quick note on timing. Azure AI Foundry was renamed Microsoft Foundry in January 2026, and the setup below reflects what Microsoft now calls Foundry Agent Service…