Topic
Ai Agents
Learn Ai Agents as a connected topic across chapters, concepts, simulations, and interview reasoning.
10 Concepts24 Articles7h 57m
Overview
Learn Ai Agents as a connected topic across chapters, concepts, simulations, and interview reasoning.
How this topic helps
Llm
Python
Langchain
Langgraph
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Series that contain articles from Ai Agents. Select a path to filter the article list.
Articles
24 matched articles
Article 1Multistep AI Agents: The Power of PlanningTLDR: A simple ReAct agent reacts one tool call at a time. A multistep agent plans a complete task decomposition upfront, then executes each step sequentially ā handling complex goals that require 5-115 min
Article 2AI Agents Explained: When LLMs Start Using ToolsTLDR: A standard LLM is a brain in a jar ā it can reason but cannot act. An AI Agent connects that brain to tools (web search, code execution, APIs). Instead of just answering a question, an agent exe13 min
Article 3System Design: Designing an Autonomous AI Coding Agent (Devin at Scale)TLDR: Designing an autonomous AI coding agent at scale is not a prompt engineering task; it is a complex systems problem. The system requires secure multitenancy via Firecracker microVMs, a low-latenc14 minArticle 4RAG vs Fine-Tuning: When to Use Each (and When to Combine Them)š TL;DR Summary
Use RAG when facts change frequently and answers must be source-grounded.
Use fine-tuning when you need stable behavior: tone, format, and domain-specific reasoning.
Use RAG + fine-t31 minArticle 5Build vs Buy: Deploying Your Own LLM vs Using ChatGPT, Gemini, and Claude APIsTLDR: Use the API until you hit $10K/month or a hard data privacy requirement. Then add a semantic cache. Then evaluate hybrid routing. Self-hosting full model serving is only cost-effective at > 50M 31 minArticle 6LangChain Tools and Agents: The Classic Agent LoopšÆ Quick TLDR: The Classic Agent Loop
TLDR: LangChain's @tool decorator plus AgentExecutor give you a working tool-calling agent in about 30 lines of Python. The ReAct loop ā Thought ā Action ā Obser21 minPage 1 of 4