LMSys Chatbot Arena leaderboard history

Chatbot Arena LLM Leaderboard.

Top 10 highest ELO scores

Model ELO Date
chatgpt 1,240 2024-05-13
gemini 1,300 2024-08-01
claude 1,280 2024-09-03
mistral 1,200 2024-11-20
openai 1,350 2025-01-29
gpt-5 1,420 2025-02-27
mixtral 1,240 2025-03-15

Biggest jumps in ELO score

Model Previous ELO Current ELO Jump
chatgpt 1,200 1,240 +40
gemini 1,250 1,300 +50
claude 1,200 1,280 +80

Models staying the longest in the lead

Model Days as Leader
gpt-4 47
claude 25
mistral 13

Model family by days as leader

Model Family Days as Leader
chatgpt 47
gemini 25
claude 13
mistral 10
openai 5

ELO scores over time

Date Model ELO Daily Rank
2024-01-09 gpt-4-turbo 1,249.335 1
2024-01-09 gpt-4-0314 1,190.499 2
2024-01-18 gpt-4-turbo 1,248.922 1
2024-01-18 mistral-medium 1,148.264 5
2024-01-25 openai 1,249.465 1
2024-01-25 gemini 1,214.852 2

Company Rankings

Date Company Model ELO
2024-01-09 OpenAI gpt-4-turbo 1,249.335
2024-01-09 Mistral mistral-medium 1,149.867
2024-01-09 Anthropic claude-1 1,149.379
2024-01-09 Google gemini-pro-dev-api 1,120.447
2024-01-25 Meta llama-2-70b-chat 1,081.176