Originally published on Towards AI. When we think about large language models (LLM), we often imagine them as super-smart databases filled with internet knowledge, ready to...

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Towards AI

This post provides a guide on building LLM Agents using LangChain and OpenAI API. It explains how the agents work and the various tasks they can perform.

Building LLM Agents Using LangChain & OpenAI API

<p>LangGraph is solid but the eval story is weak. I wrap every node with a traceAI span and run trajectory evals on the full graph, not per-node. Catches the “node A correct, node B correct, but A→B handoff broken” failures.</p>
