{1:Meta has released the world's largest open-source multimodal translation model, supporting 100 languages and capable of recognizing regional dialects. 2:SeamlessM4T is the first integrated AI translation model that supports multimodal translation tasks including speech-to-text, speech-to-speech, text-to-speech, and text-to-text. 3:SeamlessM4T integrates previously released translation models by Meta, such as NLLB and MMS, using 270,000 hours of aligned speech and text data.}