AI Model Hubs AI Tools
Platforms for hosting, sharing and discovering machine learning models, datasets and demos, often with community collaboration and versioning.
Hugging Face
Hugging Face is an open platform where the machine learning community shares, discovers and collaborates on models, datasets and applications. It hosts the Hugging Face Hub, Spaces for ML demos, inference providers, and paid compute and enterprise plans for teams building AI.
LMArena
LMArena (Arena AI) is a community-driven platform where you chat with and compare leading AI models side by side, then vote to help shape public leaderboards for LLMs, image and code models.
OpenRouter
OpenRouter is a unified API and interface for accessing 600+ AI models from 80+ providers. Developers can compare models and prices, route requests automatically, and pay for usage with credits, with a free tier of 25+ models.