The emergence of AI assistants designed to answer questions about real-time news, trending events, and rapidly developing situations has transformed the landscape of information discovery, synthesis, and verification, while simultaneously exposing a host of new challenges around accuracy, factuality, and the risks of misinformation. Within the xAI ecosystem, Grok stands as a sophisticated example of this new breed of AI research assistant, capable of drawing on both pre-train

Both models are marketed for the same kind of work, which is complex reasoning, agentic coding, and long-context tasks that do not tolerate drift. The interesting part is that they arrive in the market through different distribution styles, so “having access” can mean different things depending on where you use them. Gemini 3.1 Pro is framed as an upgraded core intelligence step inside the Gemini 3 series, with a strong emphasis on grounded, tool-reliable execution. Claude Op

Google Antigravity is positioned as an agent-first development environment, so free access is about entering a full IDE workflow rather than opening a chat window. The user experience is shaped by installation, sign-in eligibility, and the way agent work consumes quota through multi-step execution. A $0 plan price answers whether entry is free, but it does not guarantee unlimited throughput once tasks become long, iterative, and tool-heavy. Availability can differ across geog