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Arena

AI · San Francisco, United States · Founded 2025

Open community platform to benchmark and compare AI models through side-by-side evaluations and user voting

Investors

10 investors on Arena's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Series A 3 investors entered at this stage
Laude Ventures
LDV Partners
The House Fund
Series B+ 2 investors entered at this stage
University of California
Berkeley

Ownership

Who owns Arena

Estimated cap table from Dealroom's shareholder data — share of equity by holder. Stakes as last recorded by Dealroom (Jan/2026). Percentages are indicative.

62% Founders
  • Felicis 5.9%

Some investors are hidden on this public profile. See the full cap table on Dealroom →

Global footprint

Where Arena has talent and traffic

Workforce by country
4 countries with
team presence
🇺🇸 United States93%
🇦🇪 United Arab Emirates5.3%
🇩🇪 Germany3.4%
🇬🇧 United Kingdom3%
4 countries shown
Web traffic by country
32M monthly visits
across markets
🇮🇳 India17.8%
🏳️ Russian Federation9%
🇺🇸 United States7.4%
🇵🇰 Pakistan4.6%
🇮🇩 Indonesia4.4%
Top 5 markets shown

Talent graph

The shape of Arena's talent

Dealroom maps Arena's team person by person — pinpointing the standout operators and scoring them across the six dimensions investors underwrite. The counts and shape below are a public preview; the named individuals and exact scores live in the platform.

DimensionScore
AI Talent Score hidden — book a demo
Engineering Score hidden — book a demo
Product Score hidden — book a demo
Go-to-market Score hidden — book a demo
Leadership Score hidden — book a demo
Research Score hidden — book a demo
Book a demo to unlock Arena's exact scores

Source: Dealroom Talent Intelligence. Public profiles show counts and the team's shape only — request a demo for the named individuals, per-person seniority and tenure, and team benchmarks vs peers.

Patent intelligence

$3.2B patent portfolio · 7,487 active families

Estimated portfolio value
$3.2B
186.2% of valuation · 185.4× larger than top peer AppDynamics ($17M)
7,487 active patent families
Where Arena innovates Biomedical engineeringCell biologyChemistryDiseaseMaterials science

Where Arena concentrates vs peers

Each axis is a top-10 topic across Arena and its closest peers. #1 = 100, #10 = 10, absent = 0.

Compare against

Source: Dealroom Patent Intelligence · Patsnap. Request a demo for the full per-sub-category breakdown, individual records, and quality-score history.

Market sentiment

What the market is saying about Arena

An AI-synthesized read of the highest-engagement posts about Arena on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Arena on the full Dealroom platform

Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.