There are several AI companies that are currently popular and influential in the industry、Here are some of the most notable ones:

1、NVIDIA: A leader in AI computing hardware and software, NVIDIA is known for its graphics processing units (GPUs) and deep learning platforms.
2、Google DeepMind: A subsidiary of Alphabet Inc., DeepMind is a pioneer in AI research and development, with notable achievements in areas like AlphaGo, AlphaZero, and BERT.
3、Microsoft AI: Microsoft has made significant investments in AI research and development, with a focus on areas like natural language processing, computer vision, and robotics.
4、Facebook AI: Facebook's AI research lab is working on various projects, including computer vision, natural language processing, and reinforcement learning.
5、Amazon AI: Amazon's AI efforts are focused on areas like Alexa, computer vision, and natural language processing, with applications in ecommerce, cloud computing, and more.
6、Baidu AI: Baidu, a Chinese tech giant, has made significant investments in AI research and development, with a focus on areas like speech recognition, computer vision, and natural language processing.
7、Salesforce Einstein: Salesforce's AI platform, Einstein, provides AIpowered solutions for customer relationship management (CRM) and other business applications.
8、IBM Watson: IBM's Watson AI platform provides a range of AIpowered services, including natural language processing, machine learning, and data analytics.
9、Adobe Sensei: Adobe's AI platform, Sensei, provides AIpowered solutions for creative applications, customer experience management, and marketing.
10、UiPath: A leading provider of robotic process automation (RPA) software, UiPath uses AI and machine learning to automate business processes.

These companies are among the most prominent players in the AI industry, but there are many other innovative companies and startups working on exciting AI projects.

Honorable mentions:

* Tesla Autopilot: Tesla's AIpowered autonomous driving technology is a notable example of AI in action.
* OpenAI: A nonprofit AI research organization, OpenAI is known for its work on AI safety, reinforcement learning, and natural language processing.
* Anthropic: A research organization focused on developing safe and beneficial AI, Anthropic is backed by investors like Google and Facebook.

Startups to watch:

* Cerebras Systems: A chipmaker focused on AI computing hardware.
* Hugging Face: A natural language processing (NLP) startup with a popular Transformers library.
* RunwayML: A platform for building and deploying AI models in production environments.

Keep in mind that this is not an exhaustive list, and there are many other companies and organizations making significant contributions to the field of AI.