Grok vs OpenAI API
OpenAI API OpenAI
GPT models for text, vision, images, audio and realtime voice, plus the Agents SDK.
VisitSide by side
| Property | Grok | OpenAI API |
|---|---|---|
| Type | Product | Product |
| Category | AI assistants | AI models and APIs |
| Made by | xAI | OpenAI |
| Pricing | Free plan + paid | Pay per use |
| Open source | No | No |
| API | Yes | Yes |
| Platforms | Web, Mobile | API |
| Startup | Yes | Yes |
Features
Only Grok
- chat
- writing
- web search
Both
- image generation
- voice
Only OpenAI API
- llm api
- reasoning
- embeddings
- agents