December 2025
Intermediate to advanced
338 pages
9h 21m
English
Content preview from Building Natural Language and LLM Pipelines
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8
Hands-On Projects
In this chapter, we will explore key NLP techniques by constructing a series of hands-on projects. We will pivot from the concept of monolithic pipelines, which we have built in previous chapters, to a more advanced, scalable, and modern architecture: building discrete, high-performance tools. This approach is foundational to building agentic systems, where a central orchestrator, that is, an agent, intelligently selects from a set of tools to accomplish complex goals.
In this chapter, we will introduce another powerful, graph-based orchestration framework to focus on agentic implementation: LangGraph. This chapter's narrative arc is thus established: Haystack serves as our robust tool-builder, and LangGraph will be introduced ...
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