LMSYS was founded in 2023 by UC Berkeley Sky Computing Lab.

Where is LMSYS headquartered?

LMSYS is headquartered in Berkeley, USA.

Which AI models has LMSYS released?

LMSYS has 2 models in our directory, including Vicuna-13B and Vicuna-33B.

LMSYS

Maker of Vicuna and the Chatbot Arena leaderboard

AI native

LMSYS (Large Model Systems Organization) is a UC Berkeley-affiliated research group known for the Vicuna open-weight chat models and for running Chatbot Arena, one of the most widely cited crowdsourced LLM leaderboards.

Visit lmsys.org See what LMSYS builds ↓

Models: 2
Founded: 2023
AI native: Yes
Headquarters: Berkeley, USA

// founder

UC Berkeley Sky Computing Lab

AI models by LMSYS 2

Vicuna-13B LMSYS's influential early open chat model fine-tuned from Llama on ShareGPT conversations LMSYS · Language · Free

Vicuna-33B The largest Vicuna release, LMSYS's ShareGPT fine-tune of Llama LMSYS · Language · Free

LMSYS FAQ

What is LMSYS?: LMSYS (Large Model Systems Organization) is a UC Berkeley-affiliated research group known for the Vicuna open-weight chat models and for running Chatbot Arena, one of the most widely cited crowdsourced LLM leaderboards.
Who founded LMSYS?: LMSYS was founded in 2023 by UC Berkeley Sky Computing Lab.
Where is LMSYS headquartered?: LMSYS is headquartered in Berkeley, USA.
Which AI models has LMSYS released?: LMSYS has 2 models in our directory, including Vicuna-13B and Vicuna-33B.