Grok
grok.com · Frontier Models
xAI's assistant with real time knowledge from the web and X, plus reasoning and image modes, on web and mobile.
Grok is one of 10 frontier model tools on Intelsi. See all frontier model tools or how we check facts.
Freemium
// guides
Guides that cover Grok
ChatGPT vs LLM: What's the Difference?
ChatGPT vs LLM explained: an LLM is the model that predicts text, while ChatGPT is OpenAI's app built on several of them. See what each is and which you need.
How to Use AI Chatbots Safely: 8 Steps for 2026
How to use AI chatbots safely in 2026: what never to share, the exact privacy settings in ChatGPT, Claude, Gemini and Grok, and how to spot fake answers.
Is xAI API Free? What the Grok API Really Costs
Is the xAI API free? Keys and the Playground are free, but Grok API calls use prepaid credits. Current xAI API prices, rate limits and how to get started.
Grok Subscription Plans: X Subscription Explained
Grok subscription plans in October 2026: every X Subscription tier from Free to $200 Ultra, what each includes, the shared usage pool and when to switch.
Perplexity vs Grok: Which Should You Use?
Perplexity vs Grok in October 2026: cited web search vs live web and X chat, Free/Pro/Max vs Free through Ultra, privacy toggles, and who should pick which.
Best AI Chatbot for Small Business in 2026
Best AI chatbot for small business in 2026: ChatGPT, Claude, Gemini, Copilot and Grok compared on business plans, per seat prices, data controls and fit.
// related
Grok alternatives and related tools
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ChatGPTchatgpt.comOpenAI's flagship assistant for chat, reasoning, file analysis, image generation and agentic tasks. The default starting point for most people exploring frontier AI.Frontier ModelsFreemiumHN 33
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Meta AImeta.aiMeta's consumer assistant built on its Llama models, available on the web and inside WhatsApp, Instagram and Messenger.Frontier ModelsFreeHN 17
Kimikimi.comMoonshot AI's assistant built on the Kimi models, focused on long context reading, research and agentic tool use.Frontier ModelsSee site★ 11.1k