Here are some websites that focus on AI development, news, and companies in the field:

AI News and Development

1. AI News - Covers the latest news and trends in AI.
2. MIT Technology Review - AI - Offers in-depth articles on AI technology and its impact.
3. VentureBeat AI - Provides news and analysis on AI and its applications.
4. Wired - AI - Features articles on AI advancements and ethical considerations.
5. ZDNet - Artificial Intelligence - Covers AI developments, trends, and business implications.
6. The Verge - AI - Focuses on AI-related news, reviews, and opinions.
7. TechCrunch - AI - Reports on AI startups, funding, and technological breakthroughs.
8. AI Trends - Offers insights into the latest trends in AI technology and business applications.

AI Companies and Platforms

1. OpenAI - An AI research and deployment company focused on ensuring that artificial general intelligence benefits all of humanity.
2. Google AI - Showcases Google's AI research and its various applications.
3. IBM Watson - Features IBM's AI solutions and case studies.
4. Microsoft AI - Highlights Microsoft's AI research and enterprise solutions.
5. NVIDIA AI - Covers NVIDIA's AI hardware and software solutions.
6. DeepMind - Focuses on DeepMind's research in AI and machine learning.
7. C3.ai - An enterprise AI software provider for accelerating digital transformation.
8. OpenAI GPT-3 - Discusses OpenAI's language model and its capabilities.

These websites should provide you with a comprehensive view of the current state and advancements in AI technology, as well as insights into leading companies and their innovations.