{"type": "article", "title": "LangChain Series #4: Chains Explained — Building AI Workflows with LCEL", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/langchain-series-4-chains-explained-building-ai-workflows-with-lcel", "original_source": "https://pub.towardsai.net/langchain-series-4-chains-explained-building-ai-workflows-with-lcel-1d4f125ea740?source=rss----98111c9905da---4", "published": "2026-07-03T22:01:01+00:00", "accessed": "2026-07-04", "id": "langchain-series-4-chains-explained-building-ai-workflows-with-lcel"}