ChatGPT vs Grok
A detailed side-by-side comparison to help you choose the right AI productivity agent for your needs.
Best overall AI assistant for general tasks
ChatGPT
ChatGPT by OpenAI holds the #1 position on the a16z Top 100 Gen AI Apps list for both web and mobile, making it the most widely used AI application in the world. As a general-purpose AI assistant, Cha...
AI Models
GPT-5.4GPT-5o3o4-miniDALL-E 3
Key Features
- Versatile AI assistant for writing, coding, analysis, and research
- DALL-E 3 integration for image generation within conversations
- Web browsing for real-time information access
- Python code execution for data analysis and visualization
- Custom GPTs for specialized workflows and personas
Pricing
Free — $0/month
Go — $8/month
Plus — $20/month
Pro — $200/month
Team — $25/user/month
Pros
- Number 1 ranked AI app globally with the largest user base and ecosystem
- Unmatched versatility across writing, coding, analysis, and creative tasks
- Custom GPTs and plugins create a rich third-party ecosystem
Cons
- Free tier has significant usage limits during peak hours
- Pro tier at $200/month is expensive for individual users
Best for real-time information and social media intelligence
Grok
Grok is X's AI assistant ranked #4 on the a16z Top 100 Gen AI Apps list, with a 40% usage jump in July 2025 following the release of Grok 4. Built by xAI, Grok differentiates itself through real-time ...
AI Models
Grok 4Aurora
Key Features
- Real-time access to X posts and trending discussions
- DeepSearch for multi-step web and social media research
- Aurora image generation within conversations
- Direct, less filtered conversational style
- Breaking news and current event analysis
Pricing
Free — $0/month
Premium (X Premium+) — $40/month
SuperGrok — $30/month
Pros
- Real-time X integration provides unmatched current event awareness
- Direct conversational style preferred by users wanting candid responses
- DeepSearch synthesizes research across web and social media
Cons
- Best features tied to X Premium subscriptions
- Social media focus may not suit enterprise or academic use cases