Anthropic launches Claude Opus 4.5 to rival OpenAI, Google
Anthropic launched Claude Opus 4.5, positioning it as a direct competitor to recent releases from Google and OpenAI. The model features enhanced capabilities in coding, autonomous agents, and office productivity. It achieved 80.9% on SWE-bench Verified, a benchmark for real-world software engineering tasks, surpassing Google's Gemini 3 Pro at 76.2% and OpenAI's ChatGPT-5.1 Codex Max at 77.9%.