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Will no Millennium Prize Problem be solved by AI by December 31, 2027?

Source: Credible-reporting consensus · End date Dec 31, 11:59 PM ET · Live market: Will no Millennium Prize Problem be solved by AI by December 31, 2027? · View rules on Polymarket (international site) ↗

The short version

How to read this page

Traders put the chance of no Millennium Prize Problem being solved by AI by December 31, 2027 at about 43%.

It rose 8 points today, and there are too few orders waiting near the price to compare buy orders and sell orders.

Low surprise risk: the named source’s announcement settles it.

Describes the price, the order book and the contract rules. It is research, not a recommendation.

Polymarket prices shown here come from Polymarket’s international site (polymarket.com), which is not available to US residents. Polymarket US is a separate CFTC-regulated venue with its own prices. Prediction market access depends on where you live. Follow each venue’s terms and location rules, and do not use a VPN or other tools to get around them.

The details

Rule note: the announcement countsNo single official source
Fine-print risk
Low (15/100)
Announced

Pro adds the exact price, today’s change in points, buyers vs sellers in dollars, the price chart and every recorded move. See Pro

  • Official source: settlement runs on Consensus of credible reporting (no single named data provider). Has no single feed: settlement relies on consensus reporting. No recorded moves for this market yet.
  • Fine print: A qualifying official announcement settles Yes; implementation is not required. Deadline: Fri, Dec 31, 2027, 11:59 PM ET (deadline). If a second venue lists the same question, compare its named source, cutoff time and timezone, and fallback.

Source named: Consensus of credible reporting (not a tracked official feed, no release history)

Standardized read of public order book, official-source and contract-rule data, identical for every viewer. It describes the data and is not a recommendation. The venue’s published rules control settlement.

Live price, chart & buyers vs sellersPro

Pro shows the exact price, the change in points, buyers vs sellers in dollars, the price history and every recorded move here.

See Pro

Will no Millennium Prize Problem be solved by AI by December 31, 2027?

5-point rule check

Polymarket

Source: Credible-reporting consensus
Fine-print risk: Low (15/100)
  1. Source
  2. Deadline
  3. Counts as Yes
  4. Backup rules
  5. Other venues
Fine-print risk Low 15
1.
Who settles it (official source)
Consensus of credible reporting (no single named data provider) · https://www.claymath.org/millennium-problems/
2.
Deadline and time zone
Fri, Dec 31, 2027, 11:59 PM ET (deadline) America/New_York
3.
What counts as Yes
AnnouncedA qualifying official announcement is enough. Rule text: "…fying Millennium Prize Problem for which an eligible AI lab announces a solution by December 31, 2027, 11:59 PM ET. If no eligibl…"
4.
Backup rules (delays, cancellations, revisions)
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".
5.
Fine print and other venues
Cross-venue & fine-print settlement trap: If a second venue lists the same question, compare its named source, cutoff time and timezone, and fallback; Polymarket disputes go to the UMA Optimistic Oracle while Kalshi follows CFTC-filed contract terms.
Rules text on file (Polymarket)

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.

Will no Millennium Prize Problem be solved by AI by December 31, 2027?: resolution rules & settlement traps · MarketWeaver