Grok

Name: Grok
Author: xAI

xAI

xAI's (Elon Musk's) conversational AI. It can tap real-time information from X (formerly Twitter) and positions itself as candid with fewer guardrails.

Models

Grok 3Grok 4Grok 4.1 FastGrok 4.3Grok 4.6

Pricing

FreeFree
The latest models with usage caps — instant access with an X account.
SuperGrok$30/mo
Higher limits and priority access to top models and new features.
SuperGrok Heavy$300/mo
The multi-agent Grok Heavy mode and the fastest access tier.
X Premium+Bundled with X Premium+
X's top subscription also unlocks enhanced Grok access.

※ For reference as of January 2026. Prices and plans change often — always check the official site for the latest.

Key features

Real-time X search
Taps live posts and trends on X — strong on breaking topics.
DeepSearch & Think
A research mode that digs through the web and X, plus a slow-thinking reasoning mode.
Grok Imagine (image & video)
Generates images and short videos with audio.
Voice mode & companions
Real-time voice chat, including 3D character companions.
Candid response style
Positioned as less filtered, with a strong personality and humor modes.

Tier lists featuring this service

Categories aggregate their whole subtree. Tap a row to open the tier list.

Not ranked in any tier list yet. Cast the first vote in a category you care about.

Arena benchmark standings

arena.ai (formerly LMArena) blind-battle results converted into tiers for reference. See each category page for the conversion rules