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Arena

Research Services in United States

Overview

Created by researchers from UC Berkeley, Arena (formerly LMArena) is a community-powered platform to measure and advance the frontier of AI for real-world use. Tens of millions of builders, researchers, and creative professionals come to Arena to use frontier models and give feedback on their responses, shaping a public leaderboard grounded in real-world use.

Tagline

Where AI meets the real world.

EMPLOYEES

51-200 employees

FOUNDED

2025

HQ

San Francisco, California

TYPE

Privately Held

Location

Street
—
City
San Francisco
Region
California
Postal code
94104
Country
United States

Social media

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FAQ

What is the company name?

arena.ai is the website of Arena.

What is the industry of the company?

Arena (arena.ai) is in the Research Services industry.

What products and services does the company offer?

Arena (arena.ai) lists these specialties: AI evaluation, AI research, and AI community.

When was the company founded?

Arena (arena.ai) was founded in 2025.

How many employees does the company have?

Arena (arena.ai) has 51-200 employees.

What is the company type?

The company type of Arena (arena.ai) is Privately Held.

Where is the company headquartered?

Arena (arena.ai) is headquartered in San Francisco, California.

What is the address of the company?

The address of Arena (arena.ai) is San Francisco, California, 94104, United States.

What are the social media accounts of the company?

The social media account of Arena (arena.ai) is LinkedIn.

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