Anthropic has introduced Claude Opus 4.5, a significant upgrade to its most capable AI model and one built specifically to excel at coding, professional workflows, and long-running agent tasks.  Released shortly after updates to Google’s Gemini 3 and OpenAI’s GPT-5.1, the new model takes a different approach by focusing less on flashy content generation and more on dependable workplace performance (CNET). Anthropic says Opus 4.5 is designed for getting real work done, buildi