Arena, the AI leaderboard everyone uses, just became a 100 million dollar business
THE SO WHAT
Arena turning a crowdsourced eval leaderboard into a $100M ARR business in eight months shows that in an oversupplied model market, the control point shifts to evaluation and comparison. If you’re buying or selling models, expect third-party eval platforms — not benchmarks in vendor decks — to become the default trust layer.
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