What happened
Elon Musk's AI group released Grok 4.6 on August 12, a post-training upgrade to Grok 4.5 focused on long-running agent tasks, coding, and interactive visual work. The release notes describe more self-verification, with the model checking its own work before moving on, and a new top reasoning-effort setting called xhigh. The model carries a 500,000-token context window, enough to work across large document sets or codebases in one session. Pricing stays aggressive: 2 dollars per million input tokens and 6 dollars per million output tokens for prompts under 200,000 tokens, with higher rates above that threshold. On the Artificial Analysis Intelligence Index, Grok 4.6 scores 61, tying OpenAI's newest GPT-5.6 tier, and independent coverage notes it completes agent benchmark tasks in roughly half the turns of comparable models. It is available through the xAI API and inside Cursor and Grok Build, and can be routed through OpenRouter, Vercel, and Cloudflare.
Why it matters for your business
The headline for small businesses is not the benchmark, it is the price war. Frontier-level AI models now cost a fraction of what they did a year ago, and every major lab release pressures the others to match on price or capability. If you pay for AI-powered software, drafting tools, coding assistants, customer-service bots, or analytics, this competition tends to show up as better output at the same subscription price within months. The 500K context window also matters practically: models can now read an entire contract stack, policy manual, or project history in one pass instead of fragments. As always, the caution is data handling. Before your team pastes client information into any AI tool, check where the data goes, whether it is used for training, and whether the vendor's terms fit your industry's obligations, especially for DMV firms handling government or healthcare work.