PromptQL is a data access agent that integrates web search, allowing users to enrich private data with real-time public information. This enables businesses to supplement customer records with up-to-date details from the web, opening up various use cases. The author explores different web search tools, including traditional engines like Brave Search and DuckDuckGo, as well as AI-powered retrieval systems such as Perplexity and Google Gemini Grounded with Google Search. They provide a comparison of these tools, highlighting their strengths and limitations, and offer quickstart guides for integrating them into PromptQL setups. By leveraging these connectors with custom business logic, users can enrich private data with up-to-date public information, choosing between pure search for direct keyword results or AI-powered retrieval for synthesized insights.