11 engineers on Hacker News describe using LangChain first-hand: 3 endorse it, 4 regret it, 1 are mixed.
“A year and a half ago it took our dev maybe six weeks of struggling with LangChain to approximate what Claude + MCP server can do today.”
regret · production · 1.5 yr · hadlock · 2026-09-02 · source ↗ · wrong label?“What is great with langchain is the support for lots of things.. but not everything.”
mixed · production · stuaxo · 2025-05-11 · source ↗ · wrong label?“ended up wasting time hunting docs and notebooks all over the place and going up and down class hierarchies”
regret · personal · d4rkp4ttern · 2024-12-13 · source ↗ · wrong label?“Leveraged LangChain's abstraction layer effectively”
endorse · production · Jet_Xu · 2024-11-28 · source ↗ · wrong label?“LangChain has evolved a lot and is a nice time saver once you figure out the patterns it uses. Haven't had issues running in prod recently”
endorse · production · ricklamers · 2024-06-21 · source ↗ · wrong label?“we just built our own internal platform on top of langchain a while back, seemed like a good balance of the right level of abstraction for our use cases”
endorse · production · SeanAppleby · 2024-02-27 · source ↗ · wrong label?“Langchain is so immature in this area - it doesn't even have a plugin for logging. When we hit production general availability”
regret · production · rogerkirkness · 2023-07-19 · source ↗ · wrong label?“For us LangChain actually caused more problems than it solved. We had a system in production which after working fine a few weeks suddenly started experiencing frequent failures”
regret · production · crazyedgar · 2023-05-05 · source ↗ · wrong label?“We've built agents using AutoGen, LangChain, and custom setups to monitor APIs, automate tasks, or manage systems autonomously.”
neutral · production · cyw · 2025-07-16 · source ↗ · wrong label?“We use LangChain for chaining prompts and managing workflows.”
neutral · production · PaulShin · 2025-06-09 · source ↗ · wrong label?“It was being asked to generate SQL queries via Langchain”
neutral · production · anshumankmr · 2024-02-21 · source ↗ · wrong label?