---
title: "How to build a Llama 2 chatbot"
url: https://daily.dev/posts/how-to-build-a-llama-2-chatbot-0vtzfmlee
source_url: https://blog.streamlit.io/how-to-build-a-llama-2-chatbot-d7bb956a286a
type: article
source: "Streamlit"
author: "Chanin Nantasenamat"
published: 2026-07-08T19:10:28.026Z
updated: 2026-07-09T16:01:11.262Z
tags: ["python", "llm", "llama"]
reading_time: 11
upvotes: 0
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.

# How to build a Llama 2 chatbot

**[Streamlit](https://daily.dev/sources/streamlit)** · [@dataprofessor](https://daily.dev/dataprofessor) · 11 min read · 0 upvotes · 0 comments

## Summary

Step-by-step guide to building a Llama 2 chatbot using Python, Streamlit for the frontend, and the Replicate API for LLM inference. Covers getting a Replicate API token, setting up the environment, writing ~77 lines of Python code to handle chat history and streaming responses, configuring model parameters (temperature, top_p, max_length), and deploying to Streamlit Community Cloud.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://blog.streamlit.io/how-to-build-a-llama-2-chatbot-d7bb956a286a>

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---

Tags: [#python](https://daily.dev/tags/python), [#llm](https://daily.dev/tags/llm), [#llama](https://daily.dev/tags/llama)

[View this post on daily.dev](https://daily.dev/posts/how-to-build-a-llama-2-chatbot-0vtzfmlee)