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Latest news, updates, and announcements from Arena.
FundingOct 9, 2026
Arena raises $200 million Series B at a $3.1 billion valuation
Arena, an AI model performance evaluation platform, has raised $200 million in Series B funding at a $3.1 billion valuation, according to the supplied headline and STARTUP LOG report. The accessible a...
FundingJan 7, 2026
LMArena raised $150 million in Series A funding at a $1.7 billion valuation, tripling its market val...
LMArena raised $150 million in Series A funding at a $1.7 billion valuation, tripling its market value in only seven months. The UC Berkeley spin-off achieved $30 million in ARR just four months after...