RAG vs Fine-Tuning vs AI Agents: 2026 Decision Guide
RAG, fine-tuning, and AI agents are three distinct AI architectures. RAG grounds answers in your documents, fine-tuning teaches a model new behavior, and AI agents autonomously execute multi-step tasks. ConsultingWhiz helps businesses choose and build the right architecture — most production systems combine all three.
Compare RAG, fine-tuning, and AI agents with real costs, use cases, timelines, and a decision framework from 200+ AI deployments.