May 2025
Intermediate to advanced
484 pages
11h 25m
English
Content preview from Generative AI with LangChain - Second Edition
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8
Evaluation and Testing
As we’ve discussed so far in this book, LLM agents and systems have diverse applications across industries. However, taking these complex neural network systems from research to real-world deployment comes with significant challenges and necessitates robust evaluation strategies and testing methodologies.
Evaluating LLM agents and apps in LangChain comes with new methods and metrics that can help ensure optimized, reliable, and ethically sound outcomes. This chapter delves into the intricacies of evaluating LLM agents, covering system-level evaluation, evaluation-driven design, offline and online evaluation methods, and practical examples with Python code.
By the end of this chapter, you will have a comprehensive understanding ...
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