LMArena secures $100M in seed funding led by a16z and UC Investments to enhance AI model evaluation with a rebuilt platform.
May 21, 2025•7 months ago
Amount Raised
$100 Million
Round Type
seed
Investors
The House FundKleiner PerkinsFelicisLaude VenturesLightspeedUc InvestmentsA16z
Description
LMArena has secured $100 million in seed funding to improve its open community platform for assessing AI models. This funding, led by a16z and UC Investments, coincides with the upcoming relaunch of the platform, aimed at making AI evaluations more transparent and reliable. Over 400 model evaluations have already been conducted, making significant contributions to both proprietary and open-source AI models. The new platform will include a mobile-first design, lower latency, and additional features to enhance user experience.
Funding Insights
Based on industry dataVC-backed spending patterns
VC-backed companies spend 89% more on sales and 100% more on marketing than bootstrapped peers
Tech investment trends
83% of B2B companies plan digital investments, with 79% prioritizing customer experience tech