Anthropic unveiled Claude Opus 4 and Sonnet 4 at its developer conference, challenging competitors in AI coding solutions like OpenAI's GPT-4 and Google's Gemini.
Claude Opus 4 excels in sustained coding and agentic workflows, generating code autonomously for extended periods with parallel tool execution capabilities.
Claude Sonnet 4 offers faster response times, improved instruction following, and concise thinking mode gains, addressing the needs of developers for reliable coding assistance.
Both Opus 4 and Sonnet 4 by Anthropic feature hybrid reasoning, seamless task switching, and coherence across dialogues, ensuring industry standards in responsible AI deployment.