Grok is an AI chatbot developed by xAI, known for its real-time information access via the X platform and a distinct, often witty or rebellious, conversational style. It aims to offer a less filtered perspective compared to other AI models, engaging users on a wide range of topics with a unique personality.

OpenAI is a leading artificial intelligence company known for developing advanced AI models, including ChatGPT. It focuses on creating safe and powerful AI technologies that drive innovation across industries. With significant partnerships and investments, OpenAI plays a pivotal role in shaping the future of AI-driven applications and research.

Cohere is an AI platform offering cutting-edge large language models for enterprises with a focus on security and privacy. Their product suite includes Command, North, and Compass models for text generation, AI agents, and intelligent search-all designed to be scalable, accurate, and deployable across various environments.

Anthropic is an AI research company focused on building reliable, interpretable, and steerable AI systems. Its first product, Claude, is an AI assistant designed for tasks at any scale. Anthropic’s research covers natural language processing, human feedback, scaling laws, reinforcement learning, code generation, and AI interpretability.

Llama is a family of large language models. These models are foundational AI systems designed to understand and generate human-like text across various tasks. Available in different sizes, they aim to support researchers and developers in advancing AI capabilities and exploring diverse applications responsibly.

DeepSeek is a Chinese company that has quickly made a name for itself in the AI industry. Since its founding in 2023, the company is creating smart systems that naturally understand and respond to human language. Its latest model, DeepSeek-V3, launched in early 2025, has been widely recognized for its ability to handle complex conversations and work across multiple languages, even outperforming some well-known competitors.

Hugging Face is an AI platform and community driving the future of machine learning. It enables collaboration on models, datasets, and applications, fostering open-source innovation. By connecting researchers, developers, and organizations, Hugging Face empowers the creation and sharing of cutting-edge AI tools and resources across various domains.

AI21 Labs is an Israeli company specializing in Natural Language Processing. The firm develops enterprise AI systems and foundation models, offering privately deployed solutions with security, privacy, and reliability. Their products include Jurassic language models, Jamba, Wordtune, and AI21 Studio for developers.