top of page
Untitled (250 x 100 px).png

What is LLM Arena and who is rank 1 in May 2025?

  • Writer: learnwith ai
    learnwith ai
  • May 19
  • 2 min read

Updated: May 21


Four pixel art robots in green, blue, and orange stand on a purple platform. A blank sign is above them, set against a dark, digital backdrop.
Four pixel art robots in green, blue, and orange stand on a purple platform. A blank sign is above them, set against a dark, digital backdrop.

During Google Cloud Next 2025, Google CEO Sundar Pichai referenced LLM Arena during a live demo, showcasing its potential in evaluating next-generation AI models side-by-side. That moment solidified LLM Arena’s place as a global reference point for open AI evaluation.


What is LLM Arena?


LLM Arena is an interactive platform built by LMSYS (the team behind Chatbot Arena). It lets anyone compare outputs from two anonymized LLMs on the same prompt without knowing which is which. The user then votes on the better response, creating a crowdsourced, unbiased feedback loop that drives live model rankings.


Imagine it like an AI talent show, where users are the judges and LLMs from GPT to Claude to open-source titans like Mistral are the contestants.


How Does It Work?


  • Users enter any prompt of their choice.

  • Two anonymous responses from different models are shown.

  • You vote for the better one (or declare a tie).

  • The results go straight into a live leaderboard, reflecting real-world performance.


This blind A/B testing format ensures fairness and removes brand bias. It’s a fresh, transparent alternative to traditional benchmarks that often rely on static datasets.


Why LLM Arena Matters


In a time when AI models are embedded in search engines, productivity tools, and business workflows, how they respond to nuanced, human prompts truly matters. LLM Arena opens the door to public accountability, offering an open-source, community-first evaluation framework that developers and users can trust.


It helps:


  • Reveal hidden strengths and weaknesses in AI models

  • Guide enterprise and personal decision-making

  • Accelerate the development of safer, smarter AI


And by empowering users to compare outputs freely, it democratizes AI literacy something both educators and enterprises can benefit from.


Current LLM Arena Leaderboard (as of May 19 2025)


Here are the top-performing models based on thousands of live comparisons:

      🏅 Rank

Model Name

Score

Developer

License

           🥇 1

Gemini-2.5-Pro-Preview-05-06

1446

Google

Proprietary

           🥈 2

o3-2025-04-16

1417

OpenAI

Proprietary

           🥉 3

ChatGPT-4o-latest (2025-03-26)

1408

OpenAI

Proprietary

—The LearnWithAI.com Team


Resources:

bottom of page