Route queries intentionally
Some prompts need live search, some need tools, and some should stay on a fast model-only path.
Free xAI breakdown
How to answer Design xAI in a system design interview.
xAI-like prompts are not just about the model. They are about how agents, real-time retrieval, search, and tool use are stitched into one product surface.
Center of gravityProductized AI orchestration.
Real-time retrievalToolsAgent flows
The pivot
Explain the assistant as a system, not a model wrapper.
Treat retrieval and tools differently
Retrieval gets facts, tools take action, and strong answers separate those responsibilities.
Protect the product surface
Latency, hallucination control, and tool failure handling all shape the user experience.
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The paid xAI book goes deeper on productized agent systems.
The full breakdown covers search integration, multimodal requests, tool use, safety, and how to answer AI-product follow-up questions cleanly.