n4nAI

Topic

Agentic RAG

14 posts on agentic rag — part of ai agents & automation on the n4n AI blog.

AI agents & automationAnalysis

When agentic RAG is overkill for your use case

A practical analysis of when to use agentic RAG versus simpler retrieval pipelines, with code examples and tradeoffs for engineers building LLM apps.

5 min read
AI agents & automationComparison

Vector search vs agentic retrieval: what changes

A practical comparison of vector search vs agentic retrieval across capabilities, cost, latency, ergonomics, and limits for engineers building RAG.

5 min read
AI agents & automationGuide

Multi-hop retrieval with agentic RAG agents

Practical guide to building multi-hop retrieval agentic RAG systems: state design, planner loops, tool execution, and pitfalls for production LLM apps.

4 min read
AI agents & automationHow-to

How to reduce hallucinations in agentic RAG systems

Practical steps to reduce hallucinations agentic RAG systems using citation constraints, output validation, critic loops, and resilient model routing.

3 min read
AI agents & automationHow-to

How to evaluate an agentic RAG pipeline

A practical guide to building an evaluation harness for agentic RAG pipelines: measure trajectories, retrieval quality, and judge scoring with runnable code.

4 min read
AI agents & automationHow-to

How to add query rewriting to an agentic RAG system

Add query rewriting to an agentic RAG system with this hands-on guide: implement a rewriter, parallelize retrieval, and verify retrieval gains.

3 min read
AI agents & automationAnalysis

How much does agentic RAG cost per query

Analyze the real token and model drivers behind agentic RAG cost per query, with concrete examples and engineering controls to keep expenses predictable.

4 min read
AI agents & automationGuide

How agentic RAG decides when to retrieve

Engineer's guide to agentic RAG retrieval decision: building state machines, tool use, confidence scoring, and routing to cut unnecessary fetches.

5 min read
AI agents & automationDefinition

What is agentic RAG and how is it different from RAG

Agentic RAG adds autonomous retrieval, reasoning, and tool use to traditional RAG. Learn how it works, why it differs, and where it breaks down.

5 min read
AI agents & automationTutorial

How to build an agentic RAG pipeline step by step

Step-by-step tutorial to build agentic RAG pipeline with routing, retrieval, and tool use. Runnable Python code and expected outputs included.

2 min read
AI agents & automationGuide

Agentic RAG with self-correction: how it works

A practical guide to building self-correcting agentic RAG systems: architecture, retrieval loops, verification, and common failure modes engineers hit.

4 min read
AI agents & automationTutorial

Agentic RAG with LangGraph: a hands-on walkthrough

Step-by-step agentic RAG LangGraph tutorial: implement a retrieval agent with tool routing, reflection, and fallback using Python and LangChain.

2 min read
AI agents & automationComparison

Agentic RAG vs traditional RAG: a comparison

Head-to-head comparison of agentic RAG vs traditional RAG across capabilities, cost, latency, ergonomics, ecosystem, and limits, with verdict.

4 min read
AI agents & automationListicle

Agentic RAG architectures: router, planner, and critic

Explore three core agentic RAG architecture patterns—router, planner, and critic—with concrete code and engineering tradeoffs for production LLM systems.

5 min read