TOTAL VOLUME:
$54.2b
24H VOL:
$217,900,088
OPEN INTEREST:
$1,256,149,940
499,530
Markets across
13,705
events
MATCHED EVENTS:
1,785
PLATFORM COVERAGE:
4
Polymarket:
51%
VS.
Kalshi:
49%
Top Spotify artist in March?
Description
This market will resolve according to the listed artist with the greatest number of monthly listeners according to Spotify on March 31, 2026, 12PM ET. The monthly listener count is listed on each artist's public Spotify profile. Only primary artist profiles will qualify; features or collaborations under another artist profile will not count towards the featured artist's total. In the event of an exact tie for the number of monthly listeners, this market will resolve in favor of the listed artist whose name comes first in alphabetical order. If Spotify is down at the listed time on the listed date, this market will resolve based on the most recent available data. The resolution source for this market will be Spotify.
PredictionHero - Resolution Divergence Alerts (RDA)
Divergence Detected
Issue:
Kalshi and Polymarket use fundamentally incompatible resolution scopes. Kalshi resolves YES if ANY of 13 named artists has the most monthly listeners, making it logically impossible for the market to resolve NO. Polymarket lists 41 individual binary markets with mutually exclusive outcomes, where exactly one can resolve YES. These are structurally different market types that cannot coexist as a unified group.Hero Tip:
Do not treat these as equivalent markets. Kalshi's market will almost certainly resolve YES (barring Spotify data unavailability or a tie-breaking edge case). Polymarket's individual markets are true binary bets where 40 will resolve NO and 1 will resolve YES. If you are hedging across platforms, understand that Kalshi provides no downside protection—it is a bet that one of 13 artists wins, not a bet on a specific artist.Critical Divergence Points:
- Kalshi: Outlier: Kalshi operates as a single YES/NO market that resolves YES if the artist with the most monthly listeners on Spotify on March 31, 2026 at 12:00 PM ET is ANY of these 13 named artists: Harry Styles, Taylor Swift, Lady Gaga, Ed Sheeran, Bad Bunny, The Weeknd, Kendrick Lamar, Bruno Mars, Rihanna, Coldplay, Drake, Billie Eilish, or Ariana Grande. The market resolves NO only if an artist outside this list has the most listeners. This creates a 13-way OR condition: 'If the artist with the most monthly listeners on Spotify on Mar 31, 2026 at 12:00 PM ET is [any of the 13], then the market resolves to Yes.'
- Polymarket: Distinct stance: Polymarket offers 41 separate binary markets, each asking whether a specific artist (named or placeholder) will have the greatest number of monthly Spotify listeners on March 31, 2026 at 12:00 PM ET. These include named artists (The Weeknd, Ed Sheeran, Taylor Swift, Billie Eilish, Bad Bunny, Bruno Mars, Drake, Lady Gaga, Coldplay, Kendrick Lamar, Rihanna, Kanye West, Noah Kahan) and placeholder artists (Artist A through Artist Z, excluding those already named). Exactly one market will resolve YES; all others resolve NO. The resolution source is Spotify's public monthly listener count, with alphabetical tie-breaking: 'In the event of an exact tie for the number of monthly listeners, this market will resolve in favor of the listed artist whose name comes first in alphabetical order.'
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