Directory · API

OpenRouter

Unified API gateway providing access to hundreds of models from many labs through one OpenAI-compatible endpoint.

FreemiumOpenRouter · 🇺🇸 United States

Best for

Switching between model providers without changing integration code

More api tools

API · 01.AI · China

Open Source

Kai-Fu Lee's Chinese AI company behind the Yi family of open bilingual models and enterprise-focused LLM solutions.

Best for

Open-weight bilingual Yi models and Chinese enterprise AI deployments

API · AI21 Labs · Israel

Paid

Israeli AI lab behind the Jamba hybrid SSM-Transformer open models and Maestro, a system for reliable agent orchestration.

Best for

Long-context enterprise LLMs and grounded, controllable AI outputs

API · Aleph Alpha · Germany

Paid

German sovereign AI company offering the PhariaAI stack with explainability features for regulated industries and government.

Best for

European organizations needing compliant, transparent, on-prem-ready AI