What Agent Frameworks Hide: I Built One From Scratch to Find Out
This story is from 2026-09-01. It is preserved in the archive; the latest stories are on the live feed.
Every "build an AI agent" tutorial starts the same way pip install langchain , import a few classes, and forty lines later you have something that calls tools. It works. It also teaches you almost nothing about what's actually happening and the moment it breaks in a way the tutorial didn't cover, y…
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- 2026-09-01 20:38 · DEV Community — AI
What Agent Frameworks Hide: I Built One From Scratch to Find Out