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Free LangChain course

LangChain for LLM Applications and RAG

Module 06 Summary

What this module established

The dict is the join: keys are template variables, values are runnables. Format documents explicitly and put the id in the context text, or the model has nothing to cite - which is the most common reason a grounding prompt produces uncited answers.

Carry forward

Before moving on

Move on when your refusal path is a branch in code with a measured threshold, and the unsupported-terms check runs on every answer.