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Arena on Pulse

AI infra

The full thread of our Arena coverage — a running record of every development we've tracked, with the VC take on each.

3
Stories
3
With a headline figure
Jun 29, 2026
Date

Company Profile

Crowdsourced AI model evaluation platform, born as Chatbot Arena at UC Berkeley, that ranks LLMs via human-preference voting and sells deep-dive model evaluations to AI labs.

Founded 2024San Francisco, California$250M raised$1.7B valuation
Investors
FelicisAndreessen HorowitzThe House FundLDVPKleiner PerkinsLightspeed Venture PartnersLaude VenturesUC Investments
See every investor we track →Everything connected to Arena →
Compare with
vs Modularvs SoftBankvs Mirendilvs Upscale AIvs General Intuitionvs Basetenvs Altimeter Capitalvs Radical Numericsvs xAIvs Hydra Hostvs Bland AIvs Odyssey

Coverage Timeline

newest first
  1. Jun 29, 2026FUNDINGArena, the AI Leaderboard Everyone Uses, Becomes a $100M Business Eight Months After Launch$100M ARR→
  2. Jun 29, 2026FUNDINGArena, the AI Leaderboard Everyone Uses, Hits $100M Revenue Run-Rate$100M run-rate→
  3. Jun 29, 2026AIArena, the AI Leaderboard Everyone Uses, Is Now a $100M Business$100M ARR→

All Coverage

FUNDING$100M ARR

Arena, the AI Leaderboard Everyone Uses, Becomes a $100M Business Eight Months After Launch

Arena, the crowdsourced AI model leaderboard that began as a UC Berkeley research project, disclosed on June 29 that it has reached $100 million in annualized run-rate revenue — up from $30 million in January — just eight months after launching its paid AI Evaluations product. The company has raised $250 million total, including a $150 million Series A in January at a $1.7 billion valuation.

Jun 29, 2026
FUNDING$100M run-rate

Arena, the AI Leaderboard Everyone Uses, Hits $100M Revenue Run-Rate

Arena -- the crowdsourced AI-model leaderboard born as a UC Berkeley research project and now relied on across the industry -- has reached a $100 million annualized revenue run-rate, up from $30 million in January, on the back of its commercial AI-evaluations business. The company raised a $150 million Series A in January at a $1.7 billion valuation and has turned 10 million-plus human model comparisons into a paid product for labs and enterprises.

Jun 29, 2026
AI$100M ARR

Arena, the AI Leaderboard Everyone Uses, Is Now a $100M Business

Arena, the crowdsourced model-evaluation platform born as Chatbot Arena at UC Berkeley, hit $100 million in annualized run-rate revenue just eight months after launching its paid 'AI Evaluations' service. Its free public leaderboard -- built on more than 10 million head-to-head user votes -- has become the industry's default benchmark, and the company has parlayed that trust into a $1.7 billion valuation.

Jun 29, 2026
@Trace_Cohen·t@nyvp.com