A Deepdive into Aya Expanse: Advancing the Frontier of Multilinguality
johndang-cohere, shivi, dsouzadaniel, ArashAhmadian
> [!NOTE] This is a guest blog post by the Cohere For AI team. Cohere For AI is Cohere's research lab that seeks to solve complex machine learning problems.

With the release of the Aya Expanse family, featuring [8B](https://huggingface.co/CohereForAI/aya-expanse-8b) and [32B](https://huggingface.co/CohereForAI/aya-expanse-32b) parameter models, we are addressing one of the most urgent challenges in AI: the lack of highly performant multilingual models that can rival the capabilities of monolingual ones. While AI has made tremendous progress, there remains a stark gap in the performance of models across multiple languages. Aya Expanse is the result of several years of dedicated research at [C4AI](https://cohere.com/research)