LangChain · on LangChain Academy
Builds long-running agents with Deep Agents, LangChain's open-source agent harness: models, tools, MCP, human-in-the-loop, filesystem backends and sandboxes, summarization, skills and memory, subagent delegation, and a sales-assistant capstone in Python or TypeScript. For developers building complex multi-step agents who want LangChain's current recommended approach.
Developers and builders. This is an intermediate course in AI Agents & Developer Tools, running about 46 lessons (~30 minutes of video plus hands-on labs).
Free. Free with a LangChain Academy account; the course page does not describe a certificate, and it is one of the five free prerequisites for the paid LangChain Certified Agent Engineer exam. Price seen 2026-11-01.
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