Building a Q&A app with LangChain and Google PaLM 2

In the previous installment of this series, we delved into the intricacies of the PaLM API and its seamless integration with LangChain. The great advantage of LangChain is the flexibility to swap out the large language model (LLM) with only slight changes to our code. As we have seen, within the LangChain framework, the LLM is transformed into a simple “link” in the chain, facilitating straightforward replacements.

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