Engineering Desk
AI Engineering
Insights & Guides
Practical, plain-English guides on AI agents, RAG, LLM fine-tuning, and secure architecture — written for the people who plan and buy these systems, not just the ones who build them.
June 25, 2026MobAppAI Engineering Team
AI Agent vs Chatbot: What’s the Difference?
A chatbot answers questions; an AI agent completes tasks. The practical difference, a side-by-side comparison, and when to use each.
5 min readRead article
June 18, 2026MobAppAI Engineering Team
How Much Does It Cost to Build an AI Agent?
There is no single price for a custom AI agent. Here are the factors that actually drive cost — and how to budget realistically.
6 min readRead article
June 11, 2026MobAppAI Engineering Team
What Is RAG? A Practical Guide for Enterprises
Retrieval-augmented generation, explained in plain English: how RAG grounds AI answers in your own data and cuts hallucinations.
6 min readRead article
June 4, 2026MobAppAI Engineering Team
RAG vs Fine-Tuning: Which Does Your Business Need?
RAG injects knowledge; fine-tuning teaches a skill. A side-by-side comparison and a simple rule for choosing — or combining — them.
6 min readRead article