TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 10, 4:05 PM EST
Kalshi
This event tracks whether any Big Brother Season 28 Episode 1 contestant (excluding the host) speaks any of 14 specific words or phrases during the live broadcast. Resolution uses video evidence primarily, with official transcripts as backup if needed.
Resolution is based on spoken mentions by any participating contestant (excluding host) of the following terms during Big Brother Season 28 Episode 1: Amazing Race, CBS/Paramount/Paramount+, Blindside, IG/Instagram/TikTok, Prize/750,000, Tie/Tied, Zingbot, NASA/Moon, UFC, AI/Artificial Intelligence, ChatGPT/Grok, Ally/Alliance, Jury, or Survivor. The exact phrase or word must be used, including plural or possessive forms; grammatical and tense inflections are otherwise not required. Resolution uses the live broadcast or stream as the primary source, with official internal and external transcripts as secondary verification if consensus cannot be reached via video. Only content within the original broadcast counts—additional content, advertisements, and previously aired recaps do not count, though promotional content and future episode sneak peeks aired during the live event are included. If the episode is postponed and rescheduled within 14 calendar days with announcement by the end of the following calendar day, markets remain open.
Prediction market odds often diverge from traditional analyst forecasts because they reflect real-money incentives and collective trader conviction rather than individual expert opinion. In this market, traders betting on specific cast quotes must weigh script leaks, contestant personality profiles, and historical Big Brother dialogue patterns against what analysts or entertainment journalists might predict. Markets tend to aggregate dispersed information quickly; if a major entertainment outlet publishes a pre-episode interview hinting at a particular cast member's talking points, odds can shift within minutes. This dynamic makes prediction markets a complementary signal to analyst commentary, capturing both expert analysis and crowd wisdom.
On Kalshi, this market is priced through an order-book mechanism where traders submit buy and sell orders for each possible cast quote outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of any outcome reflects the highest bid and lowest ask at any moment, with the spread tightening as more traders participate. Each quote outcome is treated as a separate contract, typically ranging from 0 to 100 cents, where 100 cents represents near-certain occurrence. Traders profit by buying low and selling high, or by correctly predicting which quotes will or will not materialize. Kalshi's matching engine executes trades instantly when buy and sell orders overlap, ensuring transparent price discovery throughout the market's lifetime.
This market resolves around Jul 24, 2026, once Big Brother Episode 1 has aired and the cast's statements are verifiable from credible public sources. The outcome is determined by whether each quoted statement was actually spoken during the episode, as confirmed through broadcast footage, official episode transcripts, or widely documented clips. Traders holding contracts on quotes that were indeed said receive their payout, while those on quotes that did not materialize lose their stake. Resolution typically occurs within hours or a few days after the episode airs, allowing time for verification and any necessary dispute resolution before final settlement.
Several catalysts can shift odds in this market before the episode airs. Pre-episode interviews, social media activity from cast members, or leaked footage could hint at which quotes are likely to surface. Entertainment news outlets publishing cast profiles or storyline predictions may influence trader sentiment. Changes in betting volume on specific outcomes can signal emerging consensus or contrarian positioning. Close to air date, any official episode previews or promotional clips released by the network could dramatically reprrice certain quotes. Additionally, unexpected cast member exits, production changes, or last-minute script revisions could alter the likelihood of particular statements being delivered on screen.