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Arena

arena.aiLinkedIn
San Francisco, US

Arena AI is a technology company specializing in artificial intelligence solutions. It provides a platform for ranking and comparing various AI models, catering to businesses and organizations seeking to leverage AI technologies. The company operates through a digital platform that facilitates user interaction with AI tools and resources.

Employees
77
Founded
2025
Ownership
venture capital
Est. revenue
$10.0M

Headcount

77
+14%6 mo
+22%1 yr

Unlock 1 year of monthly headcount history.

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Website visitors

48,120
+14%6 mo
+22%1 yr

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Workforce

Headcount by location

  • United States100%

Split by department

  • Engineering & R&D53%
  • Human Resources7.1%
  • Marketing & Comms5.7%
  • Founder, Owner & Executive2.9%
  • Other31%

Seniority distribution

  • Less than 5 years72%
  • 5 to 10 years10%
  • 30 years and more9.0%
  • 10 to 20 years7.5%
  • 20 to 30 years1.5%

Funding

$180.0M

Raised to date

DateTypeAmountInvestors
  • 6 Jan 2026Series A$150.0MAndreessen Horowitz, Felicis, Kleiner Perkins, Laude Institute, LDV Partners, Lightspeed Southeast Asia, The House Fund

One earlier round, with its terms and sources.

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Investors

InvestorCompanies backedCountry
  • Andreessen HorowitzAndreessen Horowitz is a venture capital firm that invests in technology startups across various sectors including healthcare, fintech, and consumer products. The firm provides capital and strategic support to entrepreneurs, helping them navigate1,467United States
  • Lightspeed Southeast AsiaLightspeed Venture Partners is a venture capital firm that specializes in seed, early, and growth stage investments across various sectors including enterprise technology, fintech, consumer products, and healthcare. The firm supports innovative817Singapore
  • Kleiner PerkinsKleiner Perkins is a venture capital firm that specializes in investing in early-stage and growth companies. They partner with entrepreneurs to provide capital and strategic support, helping them navigate the challenges of building successful691United States
  • FelicisFelicis is a venture capital firm that invests in and supports startup founders across various sectors, including AI and health. They provide capital, strategic guidance, and access to a network of industry experts to help entrepreneurs grow their347United States

Revenue

$10.0M
+14%6 mo
+22%1 yr

Unlock filed revenue history, with growth over every year.

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EBITDA

24.8M
+14%6 mo
+22%1 yr

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Revenue source: Modeled estimate

Recent news

  • The $100M gatekeeper: how arena became the most influential force in AI development.
    techshali.com · 1 Jul 2026
    launches
  • Arena, the AI leaderboard everyone uses, is now a $100M business.
    intelpro.com.ar · 29 Jun 2026
    identified as competitor of
  • Arena, the AI leaderboard everyone uses, is now a $100M business.
    finance.yahoo.com · 29 Jun 2026
    has revenue
  • Introducing Max
    arena.ai · 4 Feb 2026
    launches

People

How the team has changed month by month — joiners, leavers and where the hiring is going

Connections

Who at your firm already knows someone here, and how warm the path is

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