
Will OpenAI announce another Millennium Prize solution by December 31, 2027?
7 of 12 top Polymarket traders hold Yes (58%) · Yes at 55¢ · $15K held · ends Jan 1, 2028
⚖️
Neutral
Yes
12
Yes 58%
$15.1K
-$672.17
59.3¢ → 54.5¢
-8% since entry · 7 traders
Research grade
NeutralYes at 55%
No measured edge, which here means a loss: the plain consensus (5+ holders, 60 %+, held to resolution) lost −3.0 % a trade after costs out of sample in the full-year test (n 86,296, 95 % CI −3.6 to −2.4 %).
- Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
- Side priced 50–60¢Full year, out of sample: 0.50–0.70 lost −2.9 % a trade (n 23,546, 95 % CI −3.9 to −1.9).
The rules come from our Oct 22 2026 backtest (one entry per market, held to resolution, after a 1¢ half-spread and Polymarket's taker fees). Our full-year test without hindsight (Oct 26 2026) found none of them profitable out of sample, and the plain consensus lost −3.0 % a trade. The grade describes the market; it is not a forecast, not an edge and not advice.
Smart Money Signal
7 of 12 top traders (58%)5 hold an outcome priced under 50%1 small position dimmed (<$100 invested)
Outcome Probabilities
Smart Money Breakdown by Outcome
Signal Intelligence
Momentum
Building
+3 pts consensus
Breadth
7 traders
Top 2 hold 74%
Freshness
Late
1034h old
Flip Quality
Choppy
18 consensus flips
58% of non-arb traders are on Yes. Concentration is driven by the top two positions owning 74% of that side's value.
| Trader | Position | Invested | Value | PnL | Record |
|---|---|---|---|---|---|
![]() Parz1vaI | Yesavg 58¢ | $5.8K | $5.8K | +$5.4 | 72% 3507-1334 (4841) |
![]() Dragontree | Yesavg 66.3¢ | $3.7K | $3.0K | -$651.02 | 58% 1250-888 (2138) |
![]() Contentious-Dinnerdate | Yesavg 54¢ | $2.3K | $2.3K | +$20.9 | 50% 415-417 (832) |
![]() eCashCTR | Noavg 49.5¢ | $1.7K | $1.7K | +$11.02 | 68% 331-155 (486) |
BI BikesAreTheBikesCTR | Noavg 49¢ | $946.98 | $879.34 | -$67.64 | 39% 1781-2832 (4613) |
LI lissartter | Yesavg 61.4¢ | $471.53 | $467.24 | -$4.29 | 42% 5284-7234 (12518) |
![]() PaddyAlpha | Yesavg 52.5¢ | $215.25 | $223.45 | +$8.2 | 59% 986-684 (1670) |
![]() PMTraderAdamCTR | Noavg 48.5¢ | $196 | $182 | -$14 | 77% 830-249 (1079) |
![]() cambridgeisaacCTR | Noavg 39¢ | $156 | $182 | +$26 | 57% 1114-837 (1951) |
XT xtxpleasecallmeCTR | Noavg 44.3¢ | $183.21 | $178.77 | -$4.44 | 36% 16072-28083 (44155) |
SB sbimbg | Yesavg 56¢ | $137.2 | $133.53 | -$3.68 | 70% 3189-1369 (4558) |
GH ghorrock<$100 | Yesavg 61.9¢ | $38.06 | $39.43 | +$1.37 | 56% 14240-11046 (25286) |
Parz1vaIInvested
$5,782.45
Value
$5.8K
PnL
+$5.4
Record
72%
3507-1334 (4841)
DragontreeInvested
$3,659.55
Value
$3.0K
PnL
-$651.02
Record
58%
1250-888 (2138)
Contentious-DinnerdateInvested
$2,257.2
Value
$2.3K
PnL
+$20.9
Record
50%
415-417 (832)
eCashCTRInvested
$1,716.82
Value
$1.7K
PnL
+$11.02
Record
68%
331-155 (486)
Invested
$946.98
Value
$879.34
PnL
-$67.64
Record
39%
1781-2832 (4613)
Invested
$471.53
Value
$467.24
PnL
-$4.29
Record
42%
5284-7234 (12518)
PaddyAlphaInvested
$215.25
Value
$223.45
PnL
+$8.2
Record
59%
986-684 (1670)
PMTraderAdamCTRInvested
$196
Value
$182
PnL
-$14
Record
77%
830-249 (1079)
cambridgeisaacCTRInvested
$156
Value
$182
PnL
+$26
Record
57%
1114-837 (1951)
Invested
$183.21
Value
$178.77
PnL
-$4.44
Record
36%
16072-28083 (44155)
Invested
$137.2
Value
$133.53
PnL
-$3.68
Record
70%
3189-1369 (4558)
Invested
$38.06
Value
$39.43
PnL
+$1.37
Record
56%
14240-11046 (25286)
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EV Calculator
Consensus % is how many tracked traders hold a side, not a win probability.
54.5¢ price + 1.0¢ spread + 1.0¢ fee (Tech 4%). Win more often than this and the bet pays.
A market order pays the taker fee and crosses the spread (assumed 1.0¢); a limit order pays no fee but may not fill. The fee category is a guess from the title.
Market Info
Traders in this Market

Parz1vaI
Yes — $5.8K

Dragontree
Yes — $3.0K

Contentious-Dinnerdate
Yes — $2.3K

eCash
CTRNo — $1.7K
BikesAreTheBikes
CTRNo — $879.34
lissartter
Yes — $467.24

PaddyAlpha
Yes — $223.45

PMTraderAdam
CTRNo — $182

cambridgeisaac
CTRNo — $182
xtxpleasecallme
CTRNo — $178.77