LM Arena, the organization behind popular AI leaderboards, lands $100M | TechCrunch

LM Arena, the organization behind popular AI leaderboards, lands 0M | TechCrunch

LM Arena, a crowdsourced benchmarking project that major AI labs rely on to test and market their AI models, has raised $100 million in a seed funding round that values the organization at $600 million, according to Bloomberg.

Andreessen Horowitz (a16z) and UC Investments, which manages an investment portfolio for the University of California, led the fundraising. Lightspeed Venture Partners, Felicis Ventures, and Kleiner Perkins also participated.

Founded in 2023, LM Arena has become…

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https://techcrunch.com/2025/05/21/lm-arena-the-organization-behind-popular-ai-leaderboards-lands-100m/