Is There a Case for Conversation Optimized Tokenizers in Large Language Models?
Raquel Ferrando, Javier Conde, Gonzalo MartÃnez, Pedro Reviriego
2025-06-26
Summary
This paper talks about optimizing tokenizers for chatbots and conversational AI, showing how special tokenizers designed just for conversations can cut down on computing costs and energy use while keeping language models working well.
What's the problem?
The problem is that the same tokenizer used for general language tasks may not be efficient for conversations, which require processing lots of short back-and-forth messages, leading to slower responses and higher costs.
What's the solution?
The researchers tested different tokenizer designs optimized for dialogues, adjusting things like how words are split into tokens to better match the style of conversations, which helps reduce the number of tokens processed, saving time and energy with little loss in model accuracy.
Why it matters?
This matters because more efficient tokenizers make AI chatbots faster and cheaper to run, which means better and more accessible conversational AI systems for users everywhere.
Abstract
Optimizing tokenizers for chatbot conversations reduces computational costs and energy usage with minimal impact on training corpus performance.