Google Cloud's October AI recap: Gemini 4 Argon live, OpenAI models added

[Google Cloud] Google Cloud on November 2, 2026 published a monthly AI recap, saying it made several enterprise AI advances in October. According to Google Cloud, Gemini 4 Argon is now available on Google Cloud and was trained to maintain context across long, multi-step tasks, including complex software builds, financial and legal work, and cybersecurity tools such as CodeMender. Google Cloud said it announced general availability of an Anthropic-managed deployment option for Claude models, and said it is the only hyperscale cloud provider offering access to all three leading closed-source LLMs alongside more than 200 first-party, third-party and open models. Claude Opus 5.5 and Claude Sonnet 5.5 are now available in Google Antigravity for Google Cloud customers, Gemini for government services is in preview, and Gemini Robotics Embodied Reasoning 2 is available on Google Cloud, according to the company.