---
title: "Build a Complete OpenSource LLM RAG QA Chatbot — Flask Server"
url: https://daily.dev/posts/build-a-complete-opensource-llm-rag-qa-chatbot-flask-server-aynxkmlkg
source_url: https://python.plainenglish.io/build-a-complete-opensource-llm-rag-qa-chatbot-flask-server-dc7938239a6b
type: article
source: "Python in Plain English"
published: 2024-03-29T01:14:02.896Z
updated: 2024-05-09T08:22:04.995Z
tags: ["python", "backend", "flask", "raspberry-pi"]
reading_time: 9
upvotes: 2
comments: 0
language: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Build a Complete OpenSource LLM RAG QA Chatbot — Flask Server

**[Python in Plain English](https://daily.dev/sources/inPlainEngHQ)** · 9 min read · 2 upvotes · 0 comments

## Summary

This post discusses how to build a robust Flask API Backend for a chatbot, including setting up the Flask architecture, handling environment variables, implementing rate limiting, and using Pinecone VectorStorage and MongoDB for document retrieval and index status verification.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://python.plainenglish.io/build-a-complete-opensource-llm-rag-qa-chatbot-flask-server-dc7938239a6b>

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---

Tags: [#python](https://daily.dev/tags/python), [#backend](https://daily.dev/tags/backend), [#flask](https://daily.dev/tags/flask), [#raspberry-pi](https://daily.dev/tags/raspberry-pi)

[View this post on daily.dev](https://daily.dev/posts/build-a-complete-opensource-llm-rag-qa-chatbot-flask-server-aynxkmlkg)