AI Unfolded | Artificial Intelligence on Instagram: "In transformers, text is first broken into tokens, which are small pieces such as whole words or sub-words. Each token is turned into a vector (a list of numbers) that represents its meaning. The attention mechanism then looks at all tokens in a sentence at the same time and learns which ones are important to each other. For every token, the model assigns attention weights that show how strongly it should “pay attention” to other tokens when u