Claude 4 Sonnet, Opus AI models released with enhanced coding capabilities

Anthropic has announced the launch of its new Claude 4 Sonnet and Claude 4 Opus AI models, now available through Claude’s website and in Application Programming Interface (API). According to the company’s official blog post, both models bring significant improvements in coding abilities, with Claude 4 Opus in particular targeting state-of-the-art performance across a variety of AI benchmarks.