Perplexity

Gemini is Google's family of highly capable and general-purpose generative AI models, developed by Google's AI research labs, DeepMind and Google Research. It is designed to be inherently multimodal, meaning it can seamlessly understand, operate across, and combine different types of information, including text, images, audio, video, and code. The Gemini model family is optimized for various use cases and sizes, ranging from highly efficient models for on-device deployment (Nano) to the most powerful and complex models for advanced reasoning (Ultra). It offers advanced capabilities such as native tool use, in-depth research, technical accuracy, creative writing, and robust coding assistance. The models are continuously updated with improvements in generative AI capabilities and expanded access. Gemini is available to developers via the Gemini API, Google AI Studio, and Vertex AI, allowing integration into various applications and services. It also powers the Gemini mobile app, serving as an AI assistant on Android and iOS devices, offering features like real-time conversation, image creation, and live interaction with camera and screen sharing to enhance creativity and productivity.

YouChat is an AI model developed by You.com, functioning as an AI-powered search assistant and chatbot. It integrates the efficiency of a traditional search engine with the interactive capabilities of a conversational AI. Users can ask complete questions and receive quick, accurate, and up-to-date responses directly within search results. A key feature is its ability to cite sources for its information, enhancing trustworthiness and reliability. YouChat is an integral part of the broader You.com platform, which aims to enhance workplace productivity through AI. While You.com itself provides access to a variety of AI models, YouChat serves as its primary conversational interface. It is designed for natural conversation and offers customized recommendations, acting as a personal AI search agent. The model operates on a freemium basis, providing a free plan with limited access, alongside paid subscription options for expanded features and access to more AI agents. YouChat is accessible via the You.com website and dedicated mobile applications for both iOS and Android devices, allowing users to create and chat with various AI companions.

Grok is a generative artificial intelligence chatbot developed by xAI, Elon Musk's AI firm. It is based on a large language model (LLM) of the same name and was initially launched in November 2023. Grok is designed to be maximally truthful, useful, and curious, distinguishing itself with a notable "sense of humor" and a unique personality in its responses. One of Grok's key differentiators is its direct access to real-time information from the X platform (formerly Twitter), allowing it to provide up-to-date answers and engage in current discussions. It excels in real-time research, open-ended discussions, and structured problem-solving, making it a versatile AI assistant. The model has seen significant advancements through its versions, particularly with Grok 3, which introduces enhanced reasoning capabilities, a much larger context window, and advanced features like DeepSearch and video processing. Grok is available as a standalone conversational AI chatbot on web browsers and dedicated mobile applications, and is also integrated within the X platform. Developers can access Grok's capabilities through a robust API.