This is an offline USSD application that allows users to interact with a menu-based system using their mobile phones. The system sends responses via SMS using Africastalking APIs. The application is built using Python and Flask.

• USSD: The system uses USSD to allow users to send requests. USSD technology allows users to interact with a menu-based system using their mobile phones.
• SMS: The system sends responses via SMS. The user receives the response on their mobile phone.
• Africastalking APIs: The system uses Africastalking APIs to send and receive USSD and SMS messages. Africastalking provides communication APIs that enable developers to integrate messaging, voice, and payments into their applications.

• Python 3.6 or higher
• Flask
• Africastalking account and API key
• Ngrok (for local testing)
• RapidAPI account and API key

1. Clone the repository git clone https://github.com/GDSC-Karatina-Uni/offline-gpt-with-ussd-sms.git

2. Create a virtual environment python -m venv venv

3. Activate the virtual environment source venv/bin/activate

4. Install the requirements pip install -r requirements.txt

5. Create a file named .env and add the following variables:

   AT_API_KEY=<your api key>
   AT_USERNAME=<your username>
   
   RAPID_API_KEY=<your rapid api key>
   

6. Run the application python app.py

7. Open a new terminal and run ngrok http 5000

8. Copy the https URL and add it to the webhook URL in your Africastalking account

9. Test the application by dialing the USSD code in your Africastalking account

The application is a simple chatbot that allows users to interact with it via USSD. The application uses the GPT-3 API to generate responses to the user's messages. The application is built using Python and Flask.

Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.

Please make sure to update tests as appropriate.

This project is licensed under the MIT License.