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