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Agent Frameworks Compared

LangGraph, CrewAI, the Claude Agent SDK and OpenAI Agents SDK, and how to choose, with animated films and runnable Python. Part of the Agentic AI Engineer premium track.

  1. 1

    LangGraph in Depth

    Go beyond the basics of LangGraph: state reducers, the message list with add_messages, ToolNode and tools_condition, checkpointers and threads, interrupts for human approval, and streaming steps to a…

    4 min read
  2. 2

    CrewAI in Depth

    Build production-style crews: project layout with YAML agents and tasks, custom tools, structured task outputs, task guardrails that retry bad results, sequential vs hierarchical processes, memory, and Flows…

    4 min read
  3. 3

    Claude Agent SDK and OpenAI Agents SDK

    The two provider agent SDKs side by side: the Claude Agent SDK (the agent loop behind Claude Code, with built-in file, search and shell tools, permissions, MCP and…

    4 min read
  4. 4

    Choosing (or Skipping) a Framework

    Plain code, LangGraph, CrewAI, the Claude Agent SDK, the OpenAI Agents SDK or a managed agent platform? A practical decision guide, a weighted scoring tool you can run…

    3 min read