How to Add a Real-Time Search Layer to an Agent Graph

How to Add a Real-Time Search Layer to an Agent Graph Agent frameworks make it easier to build systems that can plan tasks, call tools, maintain state, and decide what to do next. But a well-designed workflow can still produce a confidently structured wrong answer. The graph may execute exactly as expected while relying on information that is outdated, incomplete, duplicated, or difficult to verify. This becomes especially noticeable when an agent handles recent news, product information, market research, academic research, or other knowledge-intensive tasks. One way to address this is to treat real-time search as a shared evidence layer inside the agent graph. In this article, I will break down a practical architecture for doing that. Disclosure: This article uses Cloudsway SmartSearch as one implementation example. The overall architecture is provider-agnostic and can work with other search APIs that return structured results and source metadata. The Difference Between an Agent Loop and an Agent Graph A basic tool-using agent often follows a loop: Reason ↓ Choose a tool ↓ Observe the result ↓ Decide what to do next This pattern works well for relatively simple tasks. As the number of tools, branches, and stopping conditions grows, however, the system prompt may begin carrying too much responsibility. It must describe the tools, maintain context, control branching, evaluate results, and decide when the task is complete. An agent graph makes that control flow explicit. Instead of asking one model to manage the entire process, the workflow can be divided into nodes such as: User Request ↓ Router ↓ Query Planner ↓ Search ↓ Source Verification ↓ Answer Generation Each node has a narrower responsibility. The router decides whether external information is required. The planner creates focused search queries. The search node retrieves evidence. The verifier evaluates the quality of that evidence. The final node generates an answer from the verified sources. If the evidenc