Anthropic Crushes AI Benchmarks: OpenAI Loses 50¢ on Math Model Market in One Day
A seismic shift in AI prediction markets today as Anthropic surged to 99¢ for best overall model and 81¢ for best math model, while OpenAI collapsed from leader to 19¢ on math. This is one of the largest single-day moves seen in the AI competitive landscape markets.
Key takeaways
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A seismic shift in AI prediction markets today as Anthropic surged to 99¢ for best overall model and 81¢ for best math model, while OpenAI collapsed from leader to 19¢ on math.
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This is one of the largest single-day moves seen in the AI competitive landscape markets.
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Something major happened in AI today.
Full analysis
Something major happened in AI today. The prediction markets are screaming it: Anthropic's 'best Math AI model end of April' contract rocketed +46¢ to 81¢ (0x0c23424305573f92b0) on $74k volume, while OpenAI's equivalent contract cratered -50¢ to just 19¢ (0xff16b6bcd389f460c1) on $60k volume. This is not noise — these are coordinated, high-volume moves that almost certainly reflect a real-world model release or benchmark publication.
For context, the overall 'best AI model end of April' market now has Anthropic at 99¢ (0x6ac0f239c53763cc90, $201k volume, +5¢) with OpenAI at just 1¢ (0xf105ea1a8360554061, $466k volume, -5¢). The Kalshi KXLLM1-26APR30-A contract also shows Anthropic at 98¢ with $46k volume.
What does this mean for traders? First, if you believe this repricing is correct, the Anthropic June model market (0xa4d72632ac0ddadcac) at 55¢ (+14¢ today) is still tradeable upside. Second, the 'which company has the third best AI model' market saw Google surge +48¢ to 78¢ (0x54565a22bea04dfcb9), suggesting the new ordering is Anthropic > Google > OpenAI — a complete reversal of the previous consensus.
The Kalshi coding model market (KXTECHRANKLISTAICODE) shows Anthropic at 98¢ for top coding AI this month. If you're positioned in AI-adjacent tech stocks or want exposure to the enterprise AI arms race, these contracts provide the cleanest real-time signal on model leadership. Watch for OpenAI's potential response — any new model drop would instantly reprice these markets.
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sf query "best AI model April Anthropic"