Text classification is essential for organizing unstructured text data and understanding customer sentiment at scale.The tutorial explores emotion detection using DistilBERT through a DIY approach and Cohere's Classification API.DistilBERT, a smaller and faster version of BERT, achieves about 97% of BERT's performance with reduced computational cost.Steps include environment setup, data preparation, tokenization, label configuration, model loading, training, and evaluation.The DIY approach involves fine-tuning DistilBERT to detect emotions, attaining an impressive 92.5% accuracy.The model is saved for future use, and a text classification pipeline is created to categorize emotions with high confidence.The tutorial concludes with achievements, resources for further exploration, and hints at upcoming parts on Cohere API and Streamlit app.By following the tutorial, users can master NLP techniques, achieve high accuracy in emotion detection, and build powerful text classifiers.Experimenting with one's own text data and sharing results is encouraged for practical learning and community engagement.Stay updated for more tutorials on building classifiers with Cohere's API and creating interactive apps to enhance emotion detection.