Will Anthropic have the best AI model at the end of September 2026?
What resolves this contract
This market will resolve according to the company which owns the model which has the highest arena rank based on the arena.ai Text Arena (Overall) when the table under the "Leaderboard" tab is checked on September 30, 2026, 12:00 PM ET. Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off (Adjustments: None) and filtered for "Models" will be used to resolve this market. Models will be ordered primarily by their leaderboard rank at the market’s check time. If two or more models are
Reading the odds on this market
At 99.0¢ for YES, traders are pricing about a 99.0% chance this happens, roughly 99.0 to 1 in favour.
$10 on YES buys about 10 contracts that pay $10.10 if it happens; $10 on NO at 1.0¢ buys about 1,000.0 that pay $1,000.00 if it does not.
The favoured side, YES, returns 1.0% if it wins, with the money locked up for 2 days until September 30, 2026; that works out to about 526.0% a year.
$963,312 has traded on it on Polymarket, with $25,274 still riding on the outcome, making it number 11 by volume of the 199 markets we track.
Payouts are before platform fees; one contract pays $1 if its side wins.
How to read the price
Prediction market prices are expressed in cents on the dollar. A YES contract trading at 99¢ means the market is pricing in a 99.0% implied probability of the event resolving YES. If resolution comes back YES, the contract pays $1. If NO, it pays $0.
Volume vs. open interest
Total traded volume ($963,312) reflects every buy and sell across the life of this contract. Open interest ($25,274) is the dollar value of positions currently held by traders. Deep liquidity and wide open interest are the two signals that the quoted price is reliable.
Where to trade this market
This contract is listed on Polymarket. PicksByOdds does not accept deposits, execute trades, or offer brokerage. We publish the data; you decide what to do with it.
Markets in the same story
| Market | YES | Volume |
|---|---|---|
| Will the Doge-1 Lunar Mission launch by December 31, 2026? | 3¢ | $997,942 |
| Will Lovable be acquired before 2027? | 3¢ | $984,429 |
| Will OpenAI's valuation hit (HIGH) $1.25T by December 31? | 56¢ | $97,407 |
Common questions about this market
How is this market resolved?
This market will resolve according to the company which owns the model which has the highest arena rank based on the arena.ai Text Arena (Overall) when the table under the "Leaderboard" tab is checked on September 30, 2026, 12:00 PM ET. Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off (Adjustments: None) and filtered for "Models" will be used to resolve this market. Models will be ordered primarily by their leaderboard rank at the market’s check time. If two or more models are
When does this contract expire?
This contract closes on 2026-09-30, 2 days from now. After close, the final outcome is determined per the resolution rules above, and contracts settle at $1 (winning side) or $0 (losing side).
What happens if I buy YES at 99¢?
If the event resolves YES, each YES contract pays $1, a profit of 1¢ per dollar risked. If it resolves NO, the contract pays $0 and the full 99¢ is lost. Current market price implies a 99.0% probability of YES.
Where is this market listed?
This contract is listed on Polymarket. PicksByOdds aggregates and displays public market data; we do not broker trades or custody funds.
How reliable is the quoted price?
This market has $963,312 in total traded volume and $25,274 in open interest. Deeper liquidity generally means tighter spreads and more reliable implied probabilities. Prices refresh multiple times per day.