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HiddenMath

Paper

Progress Over Time

Interactive timeline showing model performance evolution on HiddenMath

State-of-the-art frontier
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HiddenMath Leaderboard

13 models
ContextCostLicense
1
227B
3
412B
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74B
82B
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108B
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131B
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About this benchmark

What is HiddenMath?

Google DeepMind's internal mathematical reasoning benchmark that introduces novel problems not encountered during model training to evaluate true mathematical reasoning capabilities rather than memorization

HiddenMath is a text benchmark evaluating models on math and reasoning tasks. LLM Stats tracks 13 models on this benchmark, scored on a 0–1 scale. The current average is 0.4, with the leader at 0.6.

Compare leaders on the best AI for math and best AI for reasoning leaderboards.

Current leaders

Gemini 2.0 Flash from Google currently leads the HiddenMath leaderboard with a score of 0.630 across 13 evaluated AI models.

1Gemini 2.0 FlashGoogle63.0%
2Gemma 3 27BGoogle60.3%

FAQ

Common questions about the HiddenMath benchmark and leaderboard.

What is the HiddenMath benchmark?

Google DeepMind's internal mathematical reasoning benchmark that introduces novel problems not encountered during model training to evaluate true mathematical reasoning capabilities rather than memorization

What is the HiddenMath leaderboard?

The HiddenMath leaderboard ranks 13 AI models based on their performance on this benchmark. Currently, Gemini 2.0 Flash by Google leads with a score of 0.630. The average score across all models is 0.427.

What is the highest HiddenMath score?

The highest HiddenMath score is 0.630, achieved by Gemini 2.0 Flash from Google.

How many models are evaluated on HiddenMath?

13 models have been evaluated on the HiddenMath benchmark, with 0 verified results and 13 self-reported results.

Where can I find the HiddenMath paper?

The HiddenMath paper is available at https://storage.googleapis.com/deepmind-media/gemini/gemini_v1_5_report.pdf. The paper details the methodology, dataset construction, and evaluation criteria.

What categories does HiddenMath cover?

HiddenMath is categorized under math and reasoning. The benchmark evaluates text models.

What is the best open-source model on HiddenMath?

Gemma 3 27B by Google is the top-ranked open-source model on HiddenMath, with a score of 0.603 (rank #2).

How recent are the HiddenMath leaderboard results?

The HiddenMath leaderboard was last updated in August 2026 and currently includes 13 evaluated models.