Best EEG Sensor on Budget for a ChatBot Project

Hello, I am working on building a simple chatbot using an eeg sensor

Which sensor do you think I should have for emotion detection using eeg sensor. How many channels are required
Any Help towards EEG Technology in General is greatly appreciated
Which one will be best at budget

Hi @Arijeet295851

Welcome to the forum!

We stock these Biomedical Sensor Pad (10 pack) | Buy in Australia | SEN-12969 | Sparkfun | Core Electronics that can be used for EEG.

I did also find this instructables that might help you get started.