AssistantsFree tier with limits

Grok

xAI's AI assistant, available on grok.com, in the Grok apps and in X.

Is it actually free? Free tier with limits

Free ($0): daily access to Grok, a starter allowance for Cursor's coding agents, and standard X.

Pricing

Grok is sold through The X Subscription (xAI, Oct 12, 2026): Free $0; Plus $8/month; Premium $30/month; Super $100/month; Ultra $200/month; Teams from $30 per user per month. Paid plans share one Grok usage pool across Grok, Cursor and the Grok tab on X; Premium and up include Grok Bot. Prices exclude taxes. SuperGrok is replaced by Premium for new customers; existing subscribers are getting the option to switch.

Best for

Quick answers, image and video generation, and topics being discussed on X.

Comparisons

ChatGPT vs Grok

Alternatives

AssistantsFree tier with limits

ChatGPT

OpenAI's general-purpose AI chat assistant for questions, writing, files, images and voice.

Free? Free plan: unlimited everyday text chats (subject to abuse guardrails), with limited file uploads, image creation, voice chats, deep research, memory…

AssistantsFree tier with limits

Claude

Anthropic's AI assistant for writing, analysis, long documents and coding help.

Free? Free plan ($0): chat on web, desktop and mobile, web search, file creation and code execution, memory, connectors and Artifacts.

AssistantsFree tier with limits

Gemini

Google's AI assistant, built into the Gemini app and Google's apps.

Free? Free ($0 with a Google Account): Gemini app with a Flash-Lite model, image generation and editing, Deep Research, Gemini Live, Canvas and Gems.

Research & searchFree tier with limits

Perplexity

An AI answer engine that searches the web and cites its sources.

Free? Free plan: use the automatic 'Best' model in Search plus a limited number of Pro Searches; you cannot pick advanced models manually.

Last checked 2026-10-15 · Source: x.ai X Subscription news ↗ · x.ai pricing ↗ · How we verify · Report an error