Arena raises $200M Series B at $3.1B valuation and adds an alignment leaderboard
Arena, the UC Berkeley-originated crowdsourced AI model leaderboard, raised a $200 million Series B at a $3.1 billion valuation.
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TechCrunch · AIAI Score6262
Latent SpaceAI Score1212 AINews: GPT-6.1 Sol and Sonnet 5.5 reshape the cost-performance frontier
OpenAI released GPT-6.1 Sol at $2/$10 per million input/output tokens.