Will the next Mythos-Class model debut at a score of at least 1490 by December 31, 2026?
What resolves this contract
This market will resolve to "Yes" if the next Anthropic Mythos-class model added to the Arena.AI Leaderboard (https://arena.ai/leaderboard/text/overall-no-style-control) has at least the specified score at 12:00 PM ET on the calendar date following the date on which it first appears on the leaderboard. Otherwise, this market will resolve to "No". Any model whose official name includes "Mythos," or "Fable" (e.g., Claude Fable 5.1 or Claude Fable 6), or that Anthropic officially describes as a "Mythos-class" model or similar, will qualify for this market's resolution. Anthropic's other model ti
How to read the price
Prediction market prices are expressed in cents on the dollar. A YES contract trading at 83¢ means the market is pricing in a 83.0% 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 ($9,608) reflects every buy and sell across the life of this contract. Open interest ($1,599) 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 Nooshi Dadgostar be the next Prime Minister of Sweden? | 1¢ | $979,525 |
| Will Lovable be acquired before 2027? | 14¢ | $978,684 |
| Will Felix Auger Aliassime win the 2026 Men's US Open? | 4¢ | $969,254 |
Common questions about this market
How is this market resolved?
This market will resolve to "Yes" if the next Anthropic Mythos-class model added to the Arena.AI Leaderboard (https://arena.ai/leaderboard/text/overall-no-style-control) has at least the specified score at 12:00 PM ET on the calendar date following the date on which it first appears on the leaderboard. Otherwise, this market will resolve to "No". Any model whose official name includes "Mythos," or "Fable" (e.g., Claude Fable 5.1 or Claude Fable 6), or that Anthropic officially describes as a "Mythos-class" model or similar, will qualify for this market's resolution. Anthropic's other model ti
When does this contract expire?
This contract closes on 2026-12-31, 121 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 83¢?
If the event resolves YES, each YES contract pays $1, a profit of 17¢ per dollar risked. If it resolves NO, the contract pays $0 and the full 83¢ is lost. Current market price implies a 83.0% 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 $9,608 in total traded volume and $1,599 in open interest. Deeper liquidity generally means tighter spreads and more reliable implied probabilities. Prices refresh multiple times per day.