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Will the Riemann Hypothesis be the next Millennium Prize Problem solved by AI?

Which Millennium Prize Problem will AI solve next?

Provider end date; confirm observation window in the rules.

Provider end date 1 Jan 2028Liquidity $3.4kLifetime volume $24.0kSource Polymarket

Contract resolution rules

AI-assisted explanation

Market resolves Yes if an eligible AI lab announces a solution to the Riemann Hypothesis by Dec 31, 2027, 11:59 PM ET, and that announcement is the first qualifying Millennium Prize Problem announcement. Otherwise resolves No.

Conditions for a winning outcome

An announcement by an eligible AI lab or its official representative expressing that the Riemann Hypothesis has been solved, presenting it as the lab's, its researchers', its models', or jointly with outside researchers' work. The announcement must be the first qualifying Millennium Prize Problem announcement by an eligible AI lab by the deadline. No Clay Math confirmation is required. If multiple qualifying problems are announced on the same ET calendar day, the alphabetically first problem name determines resolution.

Exclusions and exceptions

Announcements of partial results or progress only; announcements crediting only outside researchers (including those who used the lab's models, compute, or research credits); announcements by ineligible companies, organizations, or individuals; Navier-Stokes announcements; or any qualifying problem solved after the deadline. If no qualifying problem is solved by the deadline, the market resolves to 'No solution by Dec 31, 2027.'

Timing & resolution

December 31, 2027, 11:59 PM ET. Equivalent UTC timestamps represent the same deadline.

Ambiguities in the rules

The list of eligible AI labs includes named companies plus any company with a model on the MMLU-pro leaderboard at announcement time; whether a specific company qualifies depends on that external leaderboard. The source does not define what constitutes an official representative. The source does not specify how to verify an announcement's credibility or what qualifies as credible reporting for the secondary resolution source.

AI-assisted explanation of this version of the source rules. It does not replace the provider’s terms.

Original resolution rules
This market will resolve according to the first qualifying Millennium Prize Problem for which an eligible AI lab announces a solution by December 31, 2027, 11:59 PM ET. If no eligible AI lab announces a solution to a qualifying problem by December 31, 2027, 11:59 PM ET, this market will resolve to "No solution by Dec 31, 2027". If solutions to two or more qualifying problems are announced on the same calendar day (ET), this market will resolve to the problem whose name, as listed below, comes first in alphabetical order. The qualifying problems are, in alphabetical order, the Birch and Swinnerton-Dyer Conjecture, the Hodge Conjecture, P versus NP, the Riemann Hypothesis, and the Yang-Mills existence and mass gap problem (https://www.claymath.org/millennium-problems/). Announcements concerning the Navier-Stokes existence and smoothness problem will not qualify. A qualifying announcement must be made by an eligible AI lab or an official representative of the lab, and must express that the problem has been solved; announcements of partial results or progress toward a solution will not qualify. The announcement must present the solution as the work of the lab, its researchers, or its models, alone or jointly with outside researchers. An announcement that only credits or congratulates outside researchers, including researchers who used the lab's models, compute, or research credits, will not qualify. No further confirmation from Clay Math Institute or any other organization is required. The eligible AI labs are Anthropic, Google, SpaceXAI, Alibaba, OpenAI, Baidu, Z.ai, Xiaomi, Moonshot, Meta, Nvidia, DeepSeek, MiniMax, Meituan, Amazon, ByteDance, Mistral, Tencent, StepFun, Microsoft, Harmonic, Axiom Math, Math Inc, Safe Superintelligence, Thinking Machines Lab, Reflection AI, Periodic Labs, Apple, IBM, Huawei, Samsung, Oracle, Salesforce, Cohere, AI21 Labs, Reka, Sakana AI, Poolside, Magic, Perplexity, Anysphere, Kuaishou, SenseTime, iFlytek, Baichuan, and 01.AI, together with their subsidiaries and research divisions, and any other company with a model listed on the MMLU-pro leaderboard (https://huggingface.co/spaces/TIGER-Lab/MMLU-Pro) at the time of the announcement. Announcements by any other company, organization, or individual will not qualify. The primary resolution source for this market will be official information from the eligible AI labs and/or their official representatives; however, a consensus of credible reporting may also be used.

Outcome prices and implied probabilities

Compare the quoted price for each outcome. The amounts below assume a $1 payout for a winning share.

Yes1.8%
1.85¢ indicative price per $1 winning payout
No98.2%
98.15¢ indicative price per $1 winning payout

Prices describe trading, not certainty or an independent forecast. Bid / ask for the first outcome: 0.008 / 0.029. Market liquidity is not guaranteed fill size.

Fetched 2026-10-23T16:00:08+00:00 · Provider updated 2026-10-23T15:58:05.90581Z

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