@hackproduct9: 🤖 Building AI agents? Stop confusing these three. They all start with "Lang," so people smash them together — but they do completely different jobs 👇 🟢 LangChain — builds the components. The Lego blocks: models, prompts, tools, retrievers, memory. It gives you the pieces. 🔵 LangGraph — orchestrates the workflow. Once you have an agent that loops, branches, calls tools, and decides what's next, LangGraph is the graph that runs it — with state and control. 🟡 LangSmith — observes everything. A transparent layer over the whole run: trace every step, debug what broke, evaluate quality over time. It doesn't build or run — it watches. 🧩 The one-liner to remember: LangChain builds. LangGraph orchestrates. LangSmith observes. And that observability layer is exactly what separates a demo from production — it's how you actually read what your agent (or the code an AI wrote for it) did, instead of guessing. 💬 Which one were you mixing up? #HackProduct #LangChain #LangGraph #AIagents #codevisuals

HackProduct

Open In TikTok:

Region: US

Friday 10 July 2026 02:11:18 GMT