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Even human PhDs are struggling with this new math benchmark for AI models
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The emergence of FrontierMath marks a significant development in AI testing, introducing a benchmark of expert-level mathematics problems that are proving exceptionally challenging for even the most advanced AI language models.

The benchmark’s unique approach: FrontierMath represents a novel testing framework that keeps its problems private to prevent AI models from being trained directly on the test data.

  • The test includes hundreds of expert-level mathematics problems that current AI models solve less than 2% of the time
  • Leading models like Claude 3.5 Sonnet, GPT-4o, o1-preview, and Gemini 1.5 Pro performed poorly, despite having access to Python environments for testing
  • This performance contrasts sharply with their 90%+ success rates on simpler mathematical benchmarks like GSM8K and MATH

Development and validation process: Epoch AI collaborated extensively with the mathematical community to ensure the benchmark’s rigor and validity.

  • Over 60 mathematicians from leading institutions contributed to developing the problems
  • The problems underwent peer review to verify correctness and eliminate ambiguities
  • Approximately 5% of problems required corrections during review, matching the error rate of other major machine learning benchmarks
  • Fields Medal winners Terence Tao and Timothy Gowers participated in reviewing portions of the benchmark

Technical specifications: The benchmark incorporates specific design elements to ensure reliable testing and prevent gaming the system.

  • Problems span multiple mathematical disciplines, including computational number theory and abstract algebraic geometry
  • All answers must be automatically verifiable through computation
  • Problems are “guessproof” with less than 1% chance of correct random guesses
  • Solutions require either exact integers or precise mathematical objects

Comparison to traditional mathematics competitions: FrontierMath takes a distinctly different approach from conventional mathematical challenges.

  • Unlike the International Mathematical Olympiad (IMO), which avoids specialized knowledge and complex calculations, FrontierMath embraces both
  • The benchmark leverages AI systems’ computational capabilities by focusing on algorithmic implementation rather than purely theoretical proofs
  • Problems require both creative insight and complex technical implementation

Future developments: Epoch AI has outlined plans to continue evolving and expanding the benchmark.

  • Regular evaluations of AI models against the benchmark will be conducted
  • Additional sample problems will be released in coming months
  • The problem set will be expanded over time

Strategic implications: The poor performance of leading AI models on FrontierMath raises important questions about the current limitations of artificial intelligence in tackling complex mathematical reasoning, suggesting that true mathematical problem-solving ability remains a significant challenge for even the most sophisticated AI systems.

New secret math benchmark stumps AI models and PhDs alike

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