# LM Arena

**Source:** https://www.startuphub.ai/startups/lm-arena
**Profile type:** Startup

> The public leaderboard for frontier LLMs.

## About

LM Arena is a platform that serves as a public leaderboard for frontier Large Language Models (LLMs). It aims to objectively rank and compare the performance of various LLMs, influencing funding, product launches, and public relations within the AI space.

## Key facts

- **Slug:** lm-arena
- **Website:** https://lm-arena.org/
- **Location:** Berkeley, California, USA
- **Founded:** 2023-01-01 00:00:00
- **Operating status:** Inactive
- **Total funding:** $250M
- **Sectors / tags:** Artificial Intelligence, Machine Learning, Software
- **Social:**
  - LinkedIn: https://www.linkedin.com/company/lm-arena/
  - Twitter: https://twitter.com/lmarenaorg

## Frequently asked

### What does LM Arena do?

LM Arena is a platform that serves as a public leaderboard for frontier Large Language Models (LLMs). It aims to objectively rank and compare the performance of various LLMs, influencing funding, product launches, and public relations within the AI space. (formerly ["Arena"].)

### What is LM Arena's revenue?

StartupHub estimates LM Arena's annual revenue at $303.6M (range $81.7M to $531.3M, 42% confidence), based on comparable companies in the sector.

### What is LM Arena's valuation?

StartupHub estimates LM Arena's effective valuation at $169.7M (range $96.0M to $630.2M, 54% confidence), based on comparable companies in the sector.

### How much funding has LM Arena raised?

LM Arena has raised a total of $250M in funding. The most recent round on record is Series A.

### Where is LM Arena headquartered?

LM Arena is headquartered in Berkeley, California, USA.

### When was LM Arena founded?

LM Arena was founded in 2023.

### What industry does LM Arena operate in?

LM Arena operates in Artificial Intelligence, Machine Learning, Software.

### What is LM Arena's current status?

LM Arena's current operating status is: Inactive.

## JSON-LD

Structured data aligned with this page's `<script type="application/ld+json">` (included when the profile is server-rendered).

```json
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "BreadcrumbList",
      "itemListElement": [
        {
          "@type": "ListItem",
          "position": 1,
          "name": "Home",
          "item": "https://www.startuphub.ai"
        },
        {
          "@type": "ListItem",
          "position": 2,
          "name": "Startups",
          "item": "https://www.startuphub.ai/startups"
        },
        {
          "@type": "ListItem",
          "position": 3,
          "name": "LM Arena",
          "item": "https://www.startuphub.ai/startups/lm-arena"
        }
      ]
    },
    {
      "@type": "ProfilePage",
      "@id": "https://www.startuphub.ai/startups/lm-arena#webpage",
      "url": "https://www.startuphub.ai/startups/lm-arena",
      "name": "LM Arena - AI Startup Profile | StartupHub.ai",
      "description": "This is the official profile of LM Arena (formerly [\"Arena\"]). LM Arena is a startup founded in 2023, operating in Artificial Intelligence and Machine Learning. The public leaderboard for frontier LLMs. Headquartered in Berkeley, California, USA.",
      "dateModified": "2026-07-26T09:49:58.944+00:00",
      "mainEntity": {
        "@id": "https://www.startuphub.ai/startups/lm-arena#organization"
      }
    },
    {
      "@type": "Organization",
      "@id": "https://www.startuphub.ai/startups/lm-arena#organization",
      "name": "LM Arena",
      "url": "https://lm-arena.org/",
      "logo": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/d9eb2dd5-a55f-4a1e-8a8b-7dbc72d7c1d0-square.png",
      "image": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/d9eb2dd5-a55f-4a1e-8a8b-7dbc72d7c1d0-square.png",
      "description": "This is the official profile of LM Arena (formerly [\"Arena\"]). LM Arena is a startup founded in 2023, operating in Artificial Intelligence and Machine Learning. The public leaderboard for frontier LLMs. Headquartered in Berkeley, California, USA.",
      "sameAs": [
        "https://www.linkedin.com/company/lm-arena/",
        "https://twitter.com/lmarenaorg",
        "https://www.startuphub.ai/startups/lm-arena"
      ],
      "foundingDate": "2023-01-01 00:00:00",
      "address": {
        "@type": "PostalAddress",
        "addressLocality": "Berkeley",
        "addressRegion": "California",
        "addressCountry": "US"
      },
      "knowsAbout": [
        "Artificial Intelligence",
        "Machine Learning",
        "Software"
      ]
    },
    {
      "@type": "Product",
      "@id": "https://www.startuphub.ai/startups/lm-arena#profile-assessment",
      "name": "LM Arena - StartupHub.ai Profile Assessment",
      "url": "https://www.startuphub.ai/startups/lm-arena",
      "image": "https://cdn.startuphub.ai/storage/v1/object/public/entity-images/logos/d9eb2dd5-a55f-4a1e-8a8b-7dbc72d7c1d0-square.png",
      "category": "Artificial Intelligence",
      "description": "This is the official profile of LM Arena (formerly [\"Arena\"]). LM Arena is a startup founded in 2023, operating in Artificial Intelligence and Machine Learning. The public leaderboard for frontier LLMs. Headquartered in Berkeley, California, USA. Agent Readiness score: 22/100. Full audit: https://www.startuphub.ai/startups/lm-arena/agent-readiness",
      "brand": {
        "@type": "Brand",
        "name": "LM Arena"
      },
      "review": {
        "@type": "Review",
        "author": {
          "@type": "Organization",
          "name": "StartupHub.ai"
        },
        "datePublished": "2026-07-26",
        "name": "LM Arena - Profile Score 52/100",
        "reviewBody": "This is the official profile of LM Arena (formerly [\"Arena\"]). LM Arena is a startup founded in 2023, operating in Artificial Intelligence and Machine Learning. The public leaderboard for frontier LLMs. Headquartered in Berkeley, California, USA. Agent Readiness score: 22/100. Full audit: https://www.startuphub.ai/startups/lm-arena/agent-readiness",
        "reviewRating": {
          "@type": "Rating",
          "ratingValue": 52,
          "bestRating": 100,
          "worstRating": 0
        }
      }
    }
  ]
}
```