OpenAI

Sora is a groundbreaking text-to-video AI model developed by OpenAI. While initially launched in early 2024, its current state-of-the-art version, Sora 2, represents a fundamental shift from a video generator to a sophisticated "World Simulator". This change allows it to produce high-quality videos with a deep understanding of real-world physics and cause-and-effect relationships

LMArena (formerly Chatbot Arena) is a public, web-based platform that evaluates large language models (LLMs) through anonymous, crowd-sourced pairwise comparisons. Users enter prompts for two anonymous models to respond to and vote on the model that gave the better response, after which the models' identities are revealed. Users can also choose models to test themselves.

Manus is an autonomous artificial intelligence agent developed by the same startup that created Monica, headquartered in Singapore. The agent is designed to independently carry out complex real-world tasks without direct or continuous human guidance.

Claude is a series of large language models developed by Anthropic. The first generation, Claude 1, was released in March 2023, and the latest, Claude Opus 4.5, in November 2025. The data for these models comes from sources such as Internet text, data from paid contractors, and Claude users.

ChatGPT is a highly advanced AI chatbot developed by OpenAI, capable of understanding and generating human-like text based on user input. It was publicly released on November 30, 2022, and quickly grew into a global phenomenon with hundreds of millions of users

Hugging Face, Inc. is an American company based in New York City that develops computation tools for building applications using machine learning. Its transformers library built for natural language processing applications and its platform allows users to share machine learning models and datasets and showcase their work.

Grok is a generative artificial intelligence chatbot developed by xAI. It was launched in November 2023 by Elon Musk as an initiative based on the large language model of the same name. Grok has apps for iOS and Android and is integrated with Twitter and Tesla's Optimus robot.

Beijing Zhipu Huazhang Technology Co., Ltd.,a branded internationally as Z.ai, is a Chinese technology company specializing in artificial intelligence (AI). The company was formerly known as Zhipu AI outside China until its rebranding in 2025. As of 2024, it is one of China's "AI Tiger" companies by investors and considered to be the third largest LLM market player in China's AI industry according to the International Data Corporation.In January 2025, the United States Commerce Department blacklisted the company in its Entity List due to national security concerns.

Jimeng AI is a new app launched by ByteDance, the parent company of TikTok, designed for creating short videos and images based on text prompts

Midjourney is a generative artificial intelligence program and service created and hosted by the San Francisco–based "independent research lab" Midjourney, Inc. Midjourney generates images from natural language descriptions, called prompts, similar to OpenAI's DALL-E and Stability AI's Stable Diffusion.