Both are writing tools. ChatGPT has the higher Solthar Score, 98 to 91. ChatGPT is free to start, with paid plans; Grok is free to start, with paid plans.
| ChatGPT | Grok | |
|---|---|---|
| Category | Writing · Assistant | Writing · Assistant |
| Pricing | Freemium | Freemium |
| Free trial | Yes | Yes |
| Solthar Score | 98/100 | 91/100 |
ChatGPT: what it does
The best-known AI assistant. Chat with it to write, answer questions, explain things and help with code. ChatGPT is free to start, with paid plans, with a free trial. Solthar Score: 98/100.
Key features
- Multimodal reasoning
- Custom GPTs
- Advanced voice
Strengths
- Best-in-class reasoning
- Huge ecosystem
Trade-offs
- Rate limits on free tier
Grok: what it does
xAI's witty, real-time assistant with live access to X and current events. Grok is free to start, with paid plans, with a free trial. Solthar Score: 91/100.
Key features
- Real-time X data
- Image generation
- Voice mode
Strengths
- Up-to-the-minute answers
- Personable tone
Trade-offs
- Tied to X ecosystem
Which should you choose?
Choose ChatGPT if best-in-class reasoning matters most to you. Choose Grok if up-to-the-minute answers matters more. If you only try one, ChatGPT scores higher overall.