Claude 3.5 Sonnet, developed by AnthropicAI, is being praised for its significant improvements over its predecessor, Claude 3 Opus. The new version operates twice as fast and features enhanced capabilities such as generating games, charts, and websites through its 'Artifacts' system. Additionally, Claude 3.5 can now search the web and generate images, making it a versatile tool for creative and coding tasks. The recent update also introduced Claude Engineer 2.0, which includes a code editor, code execution agents, and dynamic editing features. Users can also create interactive apps and shareable artifacts with the new version. These advancements position Claude 3.5 ahead of GPT-4o from OpenAI in various usage scenarios.