Grok started as a perk for paying subscribers, but it has grown into the AI layer that runs through the whole X experience. If you have not opened the Grok tab lately, here is what the assistant actually does for everyday users today.
It reads X in real time. Grok's defining feature is live access to public posts on X. Ask it what is happening with a breaking story, a match, or a market move, and it can summarize what people are posting right now rather than relying only on older training data. That makes it genuinely useful for following fast-moving events, checking what is trending and why, and getting the range of reactions to a story in one answer.
It explains the feed. Grok sits behind features that interpret posts for you — summarizing long threads, explaining unfamiliar references, and answering follow-up questions about what you are reading. It also powers the platform's automatic translation of posts, which X rolled out worldwide to give posts in any language a global reach, with the option to turn translation off per language if you prefer the original text.
It chats, talks and creates. In the Grok tab — and in Grok's standalone apps and website — you can hold a text or voice conversation, ask it to research a topic, draft and edit writing, work through documents, and help with code. The same assistant generates images and video through its Imagine tools, and an in-app photo editor on X lets you edit pictures with plain-language prompts, asking Grok to restyle or adjust a photo for you.
Access depends on your plan. Grok lives in the Grok tab inside X and at grok.com, with usage limits tied to your subscription level. Free users get limited access, while paid plans carry a larger shared pool of Grok usage. Under The X Subscription announced this week, that pool is shared across the Grok apps, the Grok tab on X and the Cursor coding tool, so usage in one place draws from the same allowance as the others.
A sensible way to use Grok is as a first draft and a fast briefing: let it summarize the conversation around a topic, then click through to the original posts before you repeat a claim. Its answers are only as reliable as the posts they draw on — but for understanding what X is talking about, in the moment it is happening, nothing else on the platform comes close.