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Updated 8 months ago

How can I create a chat engine from the

How can I create a chat engine from the Retriever query engine?

Plain Text

query_engine = RetrieverQueryEngine.from_args(
                        retriever=hybrid_retriever,
                        node_postprocessors=[cohere_rerank],
                        llm=llm,
                    )

3 comments

WWhiteFang_Jr

Try with this:

Plain Text

from llama_index.core.chat_engine.condense_question import CondenseQuestionChatEngine

chat_engine = CondenseQuestionChatEngine(query_engine=query_engine,...)

HHarshvardhan

Yes, I found it on the document.
But hybrid with chat engine facing more hallucination

LLogan M

You can try customizing some prompts (like how the question gets condensed), or try a different chat engine like using a query engine tool with an agent and appropriate system prompt, or using the retriever with a condense + context chat engine with appropraite prompts

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