---
title: "Discussion on \"Loop Engineering vs. Graph Engineering, Part 2: Building It in Code\" | Hashnode"
description: "Discussion on \"Loop Engineering vs. Graph Engineering, Part 2: Building It in Code\". How to build an AI agent graph in code: what a node actually looks like, why edges are mostly free, and four frameworks compared side by side for loop and graph engineering."
url: "https://hashnode.com/posts/loop-engineering-vs-graph-engineering-part-2-building-it-in-code/6a69d49e08e6e884c17d332b"
---

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# [Loop Engineering vs. Graph Engineering, Part 2: Building It in Code](https://www.devcompass.ai/blog/loop-engineering-vs-graph-engineering-part-2-building-it-in-code?utm_source=hashnode&utm_medium=feed)

How to build an AI agent graph in code: what a node actually looks like, why edges are mostly free, and four frameworks compared side by side for loop and graph engineering.

Jul 29 · 17 min read · devcompass.ai  
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-   [#ai-agents](https://hashnode.com/tag/ai-agents)
-   [#agentic-workflow](https://hashnode.com/tag/agentic-workflow)
-   [#graph-engineering](https://hashnode.com/tag/graph-engineering)
-   [#langgraph](https://hashnode.com/tag/langgraph)
-   [#claude-code-workflows](https://hashnode.com/tag/claude-code-workflows)
-   [#multi-agent-systems-mas](https://hashnode.com/tag/multi-agent-systems-mas)
-   [#autogen](https://hashnode.com/tag/autogen)
-   [#google-adk](https://hashnode.com/tag/google-adk)

## Written by

[Devcompass](https://hashnode.com/@devcompass)

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Paths that adapt to how you build.

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