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