Python Streamlit Chatbot

Simple chatbot app built with:

• streamlit
• langchain
• langchain_openai
• langchain_core
• python-dotenv

Setup

1. Create and activate a virtual environment:

python3 -m venv .venv
source .venv/bin/activate

2. Install dependencies:

pip install -r requirements.txt

3. Add your OpenAI key:

cp .env.example .env

Then set OPENAI_API_KEY in .env.

4. Run the app:

streamlit run app.py