Best OpenAI API alternatives

The Claude API gives developers access to Claude models for chat, tools, agents and vision.

Hugging Face hosts open models, datasets and Spaces, plus inference and training tools.

Best for: Central hub of the open AI community

Replicate runs thousands of open-source models in the cloud with a simple API.

Ollama downloads and runs open-weight language models on your own machine.

LangChain and LangGraph help developers build, observe and deploy LLM apps and agents.

Pinecone stores and searches embeddings for retrieval-augmented generation at scale.