Featured
OpenAI
GPT-4, DALL-E, and more
OpenAI's API provides access to GPT-4, GPT-4o, DALL-E, Whisper, and other frontier AI models. The foundation for building AI-powered applications.
Pricing
paid
Starting: Pay as you go
Pro: $20/mo ChatGPT
Integrations
LangChainVercel AI SDKEvery major framework
Key Features
GPT-4o
DALL-E 3
Whisper
Embeddings
Function calling
Assistants API
Pros
- Best-in-class models
- Great documentation
- Wide adoption
- Reliable uptime
Cons
- Can be expensive
- Rate limits
- Privacy considerations
Our Verdict
The default choice for AI application development. Start here unless you have specific requirements.