LMSYS Org primarily relies on university grants and donations to serve models and support infrastructure. We welcome diverse forms of donations and sponsorships, including cash, GPU hardware and hours, cloud credits, computing resources, and more. To donate, please contact us at

Current Sponsors and Supporters

We thank the following sponsors for supplying resources for supporting our infrastructure. All resources supplied are gifts with no strings attached.

Kaggle, MBZUAI, a16z, Together, Hyperbolic, RunPod, NVIDIA, Anyscale, HuggingFace

We also thank the following companies which provide API credits to serve their models on Chatbot Arena: Alibaba, Anthropic, Cohere, Databricks, Google, Mistral, OpenAI, Reka, Zhipu AI, 01ai