Group 1 - Meta has launched its latest Llama AI models, including Llama 4 Scout and Llama 4 Maverick, which are described as the first open-weight natively multimodal models capable of processing various media types beyond text [1] - The company plans to invest up to 65billioninAIby2025toenhanceitsartificialintelligencecapabilities[2]−MetaisexploringpremiumsubscriptiontrialsforitsAIassistant,MetaAI,aimedatfunctionalitieslikebookingreservationsandvideocreation[3]Group2−OpenAIisplanningtoreleaseanopen−sourceversionofitsLLM,thefirstsinceGPT−2in2019,andisseekingfeedbackfromdevelopersandthepublic[4]−OpenAI′sshifttoproprietarymodelsfolloweda1 billion investment from Microsoft, which has invested over $13 billion in total [5] - Open-source models, including Meta's Llama, are gaining traction, with Llama reportedly downloaded 1 billion times since its launch in 2023 [6]