 Anthropic AI said it is launching a new version of Claude 3.5 called Sonnet. AI seems to be growing at breakneck speeds and Anthropic is no exception. Three months ago, Anthropic announced the Claude 3 family of AI models with the top level Claude 3 Opus called the Rolls Royce of models running about twice as fast and priced for software developers at about a fifth of the cost. Keeping to the poetic theme, the smallest version made for mobile devices is called Haiku.