# Setup API key
from getpassimport getpass

REMEMBERIZER_API_KEY= getpass()

import os

from langchain_community.retrieversimport RememberizerRetriever

os.environ["REMEMBERIZER_API_KEY"]= REMEMBERIZER_API_KEY
retriever= RememberizerRetriever(top_k_results=5)

docs= retriever.get_relevant_documents(query="How does Large Language Models works?")

docs[0].metadata# meta-information of the Document

{'id': 13646493,
 'document_id': '17s3LlMbpkTk0ikvGwV0iLMCj-MNubIaP',
 'name': 'What is a large language model (LLM)_ _ Cloudflare.pdf',
 'type': 'application/pdf',
 'path': '/langchain/What is a large language model (LLM)_ _ Cloudflare.pdf',
 'url': 'https://drive.google.com/file/d/17s3LlMbpkTk0ikvGwV0iLMCj-MNubIaP/view',
 'size': 337089,
 'created_time': '',
 'modified_time': '',
 'indexed_on': '2024-04-04T03:36:28.886170Z',
 'integration': {'id': 347, 'integration_type': 'google_drive'}}

print(docs[0].page_content[:400])# a content of the Document

before, or contextualized in new ways. on some level they " understand " semantics in that they can associate words and concepts by their meaning, having seen them grouped together in that way millions or billions of times. how developers can quickly start building their own llms to build llm applications, developers need easy access to multiple data sets, and they need places for those data sets

OPENAI_API_KEY= getpass()

os.environ["OPENAI_API_KEY"]= OPENAI_API_KEY

from langchain.chainsimport ConversationalRetrievalChain
from langchain_openaiimport ChatOpenAI

model= ChatOpenAI(model_name="gpt-3.5-turbo")
qa= ConversationalRetrievalChain.from_llm(model, retriever=retriever)

questions=[
"What is RAG?",
"How does Large Language Models works?",
]
chat_history=[]

for questionin questions:
    result= qa.invoke({"question": question,"chat_history": chat_history})
    chat_history.append((question, result["answer"]))
print(f"-> **Question**:{question} \n")
print(f"**Answer**:{result['answer']} \n")

-> **Question**: What is RAG?

**Answer**: RAG stands for Retrieval-Augmented Generation. It is an AI framework that retrieves facts from an external knowledge base to enhance the responses generated by Large Language Models (LLMs) by providing up-to-date and accurate information. This framework helps users understand the generative process of LLMs and ensures that the model has access to reliable information sources.

-> **Question**: How does Large Language Models works?

**Answer**: Large Language Models (LLMs) work by analyzing massive data sets of language to comprehend and generate human language text. They are built on machine learning, specifically deep learning, which involves training a program to recognize features of data without human intervention. LLMs use neural networks, specifically transformer models, to understand context in human language, making them better at interpreting language even in vague or new contexts. Developers can quickly start building their own LLMs by accessing multiple data sets and using services like Cloudflare's Vectorize and Cloudflare Workers AI platform.