
OpenAI API provides access to the models that sparked the AI revolution. GPT-4, DALL·E, Whisper, and embeddings—the foundation for countless AI applications.
Key Features:
Model capabilities:
The OpenAI API remains the default choice for many AI applications due to model quality and ecosystem maturity. The function calling feature enables reliable structured outputs. For production applications requiring consistent performance, it's a proven foundation.

Build with Claude
Anthropic's API gives you access to Claude, the AI assistant known for nuanced understanding and thoughtful responses. Features long context windows and tool use.

Run and fine-tune open-source models
Replicate lets you run open-source machine learning models with a cloud API. Access thousands of models for image generation, LLMs, and more.

The AI community building the future
Hugging Face is the platform for sharing machine learning models, datasets, and demos. Host models with Inference API or deploy to Spaces.