All Courses
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      Foundation: Introduction to Agent Observability & EvaluationsCourseLearn the essentials of agent observability & evaluations with LangSmith — our platform for agent development. Continuously improve your agents with LangSmith's tools for observability, evaluation, and prompt engineering. 
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      Project: Deep Research with LangGraphCourseBuild your own deep research agent to handle research tasks. Learn how to use LangGraph to build a multi-agent system, then use LangSmith to evaluate its performance. 
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      Foundation: Introduction to LangGraphCourseLearn the basics of LangGraph - our framework for building agentic and multi-agent applications. Separate from the LangChain package, LangGraph helps developers add better precision and control into agentic workflows.