Grok

xAI / SpaceXAI (Elon Musk), US

⭐⭐⭐⭐ 4.4/5

Editorial estimate compiled from public vendor data — not a user-review average. How we rate

Visit Website →

📊 Quick Facts

Pricing Modelfreemium

Categorychatbots

Users50M+

Founded2023

HQSan Francisco Bay Area, CA, USA

Employees1,000+ (xAI)

Monthly Visits10M+ (standalone); billions via X.com

LanguagesEnglish

PlatformWeb (grok.com), X.com integration, iOS, Android

DeploymentCloud (xAI) + X.com

Data Snapshot2026-09-18

📝 About Grok

xAI's Grok 4.5 assistant with real-time X (Twitter) integration. Features a specialized coding model co-trained with Cursor that halves token usage and cost.

💰 Pricing

Free: X users; SuperGrok: $30/mo (standalone)

✨ Key Features

Grok 4.3: 1M context, 3-level reasoning effort, $1.25/$2.50 API pricingGrok 4.20 Beta: 4-agent collaborative architectureReal-time X (Twitter) data integration — unique competitive advantageDeepSearch: multi-source web+X synthesis with citationsAurora: AI image generation directly in chatGrok Imagine: video generation (major update April 2026)2M token context window on some modelsVoice mode with natural conversationTesla vehicle and Optimus robot integrationGrok 5 training: 6 trillion parameters, Colossus 2 (1.5GW)API with OpenAI-compatible endpoints

🏷️ Tags

chatllmcodingreal-timeimage

⚖️ Pros & Cons

✓ Pros

Industry-leading AI technology with proven track record
Comprehensive feature set for diverse use cases
Strong integration ecosystem and developer community
Excellent performance and reliability at scale

✗ Cons

Premium features require paid subscription
Learning curve for advanced functionality
Limited offline capabilities in cloud-dependent workflows
May require technical expertise for optimal configuration

🎯 Use Cases

• chat

• real-time-news

• social-media

• coding

• image-generation

✔ Best For

Real-time News AnalysisTrend TrackingCasual ConversationX/Twitter IntegrationGeneral Q&A

🧠 Models

Grok 4.3
Grok 4.20 Beta
Grok 5 (Training)

🔗 Integrations

X/TwitterX PremiumX Pro

📈 Benchmarks

Grok-3: competitive with GPT-4 class

Real-time X data access

Large context window

Multi-modal (Grok Vision)

🔀 Alternatives

ChatGPT Perplexity

📅 History

Nov 2023 Grok Launch - xAI launches Grok for X Premium+ subscribers

Mar 2024 Grok-1 Open Source - xAI open-sources Grok-1 base model

Nov 2025 Grok 4.1 Fast - Grok 4.1 Fast with 2M context and 65% lower hallucination

Mar 2026 Grok 4.20 & SuperGrok Lite - Grok 4.20 series with multi-agent; SuperGrok Lite at $10/mo

Apr 2026 Grok 4.3 Release - Grok 4.3 with 1M context, 3-tier reasoning, $1.25/$2.50 API pricing

❓ FAQ

Is Grok free?

Grok is available to X Premium subscribers. Free tier available with limited usage.

What makes Grok different?

Grok has real-time access to X/Twitter data, giving it up-to-the-minute knowledge of current events and conversations.

Who owns Grok?

Grok is developed by xAI, founded by Elon Musk. xAI was acquired by SpaceX in February 2026.

🇨🇳 China Insight

Grok is not available in China as X/Twitter is blocked. Local alternatives like Doubao are popular.

🔒 Data & Compliance

Data PolicyProcesses X.com data for real-time knowledge. User data processed per X privacy policy. Real-time access to X platform posts.

ComplianceUS regulations, X platform policies

Content ModerationX platform policies; 'anti-woke' positioning; fewer content restrictions than some competitors

Data RetentionPer X privacy policy; AI training data policies evolving

🌐 Social & Community

X/Twitter X/Twitter (xAI)

💬 Reviews

X Premium users: Generally positive,AI community: Competitive but polarizing

ℹ️ How this page is built

This page is compiled by an automated pipeline from publicly available vendor information. It is not a hands-on review, and no editor reviews it before publication.

Ratings are editorial estimates derived from public vendor data (features, pricing, ecosystem coverage). They are not user-review averages, and we do not publish user ratings.

Data Snapshot shows when this entry was last refreshed from our directory dataset. Pricing and model line-ups change frequently, so confirm critical pricing on the vendor’s own site.

Read our directory methodology · Report an error