Gemini API vs OpenAI API
Gemini API Google
Gemini models with long context and native video and audio input, through AI Studio and Vertex AI.
VisitOpenAI API OpenAI
GPT models for text, vision, images, audio and realtime voice, plus the Agents SDK.
VisitSide by side
| Property | Gemini API | OpenAI API |
|---|---|---|
| Type | Product | Product |
| Category | AI models and APIs | AI models and APIs |
| Made by | OpenAI | |
| Pricing | Pay per use | Pay per use |
| Open source | No | No |
| API | Yes | Yes |
| Platforms | API | API |
| Startup | No | Yes |
Features
Only Gemini API
- long context
Both
- llm api
- reasoning
- image generation
- embeddings
- voice
Only OpenAI API
- agents