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● TRACKER Updated 8d ago · 56 sources tracked

What Are Kalshi and Polymarket?

Kalshi and Polymarket are competing for users during the NBA Opening Night on October 20, 2026. Kalshi offers a $60 trading bonus for users who trade $25 on tip-off games using code VIP60. Polymarket provides a $25 bonus for new users who deposit $10 using code OREGON. These two platforms are among the largest prediction markets and allow trading on MLB combos, NBA games, and Super Bowl outcomes. Kalshi also recently provided NBA player Dillon Brooks with a King Blocker device to mute mentions of LeBron James.

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  • ✓ Kalshi and Polymarket are two of the largest prediction markets.
  • ✓ NBA Opening Night occurs on October 20, 2026.
🛡️ Source Corroboration: 56 independent reporting domains (90% confidence) ⏱ Read time: ~2 min

What changed

The platforms shifted promotional focus from college football to NBA Opening Night bonuses.

Live updates

  1. Kalshi and Polymarket Launch NBA Opening Night Promotions

    Kalshi and Polymarket are competing for users during the NBA Opening Night on October 20, 2026. Kalshi offers a $60 trading bonus for users who trade $25 on tip-off games using code VIP60. Polymarket provides a $25 bonus for new users who deposit $10 using code OREGON. These two platforms are among the largest prediction markets and allow trading on MLB combos, NBA games, and Super Bowl outcomes. Kalshi also recently provided NBA player Dillon Brooks with a King Blocker device to mute mentions of LeBron James.

    Why it matters

    Prediction markets allow users to trade contracts on the outcome of real-world events. These platforms serve as alternatives to traditional sports betting and political polling.

    What is confirmed

    • Kalshi and Polymarket are two of the largest prediction markets.
    • NBA Opening Night occurs on October 20, 2026.

    Still unconfirmed

    • Kalshi and Polymarket offer trading on MLB combos and game predictions.

    What to watch next

    • Super Bowl payout trends across both platforms
    • Comparison of market accuracy versus pollsters during the midterms
    Sources used for this update (7)
    1. help.naver.com — Futures Flat As Oil Rebounds After Trump's "Energy Ceasefire" Unravels, Memory Stocks Slide | ZeroHedge
    2. www.si.com — Kalshi vs Polymarket: Which Site Has a Better Super Bowl Payout Potential?
    3. www.cbssports.com — Best prediction market combos at Kalshi, Polymarket: Knicks-76ers, Spurs-Thunder, NBA Opening Night on Tuesday
    4. sports.yahoo.com — Kalshi Gives NBA Star Dillon Brooks a Device to Block LeBron James
    5. www.si.com — NBA Kalshi Promo Code VIP60: Trade $25 on NBA Tip-Off Games, Get a $60 Trading Bonus
    6. www.oregonlive.com — NBA Polymarket promo code “OREGON” renews $25 bonus for Opening Night
    7. decrypt.co — The Midterms Are the First Real Test of Whether Markets Beat Pollsters
    confidence 90%
  2. Kalshi and Polymarket Expand Promo Codes for College Football

    Prediction market platforms Kalshi and Polymarket are rolling out new promotional sign-up codes for Week 7 college football matchups, including Ohio State versus Indiana and Penn State versus Michigan. Kalshi offers a $55 bonus for users who deposit $25 and purchase cash contracts within seven days using codes such as CLEVELAND55, MLIVE55, and OREGONLIVE55. Meanwhile, Polymarket provides a $25 bonus on a $10 first deposit for new US accounts using codes like MASS and CLEVE. These platforms continue to promote trading activity alongside other sites like ProphetX, DraftKings, and Novig during the football season.

    Why it matters

    Prediction markets allow users to trade on the outcomes of real-world events, expanding past traditional sportsbooks into political and financial contracts. As competition intensifies during the NFL and college football schedules, platforms use targeted sign-up incentives to attract new users. This commercial push happens while the industry navigates broader questions surrounding regulatory oversight, election integrity, and market surveillance.

    What is confirmed

    • Kalshi promo code CLEVELAND55 provides a $55 bonus on a $25 deposit for the Ohio State versus Indiana game.
    • Polymarket promo code MASS unlocks a $25 bonus on a $10 deposit for new US accounts ahead of Penn State versus Michigan.
    • Polymarket promo code CLEVE offers a $25 bonus on a $10 first deposit for the Ohio State versus Indiana matchup.
    • Kalshi promo code MLIVE55 delivers a $55 trading bonus when users purchase $25 or more in cash contracts within seven days.
    • Kalshi promo code OREGONLIVE55 grants a $55 bonus on a $25 deposit for college football Week 7 Saturday.

    What to watch next

    • Platform adjustments to promo codes as Week 7 college football and Week 6 NFL games conclude
    • Further regulatory or legal developments regarding election integrity and prediction market oversight
    Sources used for this update (10)
    1. finance.yahoo.com — Yahoo Finance - Stock Market Live, Quotes, Business & Finance News
    2. www.sportingnews.com — Week 6 NFL picks, predictions for ProphetX, Kalshi, Polymarket, other popular trading sites
    3. www.cleveland.com — College football Kalshi promo code “CLEVELAND55” extends $55 Ohio State-Indiana bonus
    4. www.masslive.com — New Polymarket promo code “MASS” enhances $25 referral promo in time for Penn State-Michigan
    5. www.cleveland.com — College football Polymarket promo code “CLEVE” enhances $25 deal for Ohio State vs. Indiana
    6. www.mlive.com — Kalshi Promo Code MLIVE55 unlocks a $55 trading bonus for Ohio State vs. Indiana
    7. www.cbssports.com — College football prediction market apps, promos for Week 7: How, where to trade on Notre Dame-BYU, more
    8. www.oregonlive.com — New $55 Kalshi referral code “OREGONLIVE55” updated for CFB Week 7 Saturday
    9. newsroompanama.com — Kalshi Alternatives for NFL Trading: Platforms Compared
    10. www.tokenpost.kr — 칼시·폴리마켓 주말 이틀 거래량 85억6000만달러 기록
    confidence 100%
  3. Kalshi and Polymarket offer sign-up bonuses amid legal scrutiny

    Prediction market platforms Kalshi and Polymarket are promoting sign-up bonuses for major sports events, including the MLB playoffs and college football. Kalshi offers a $55 bonus with the promo code AL55 or CBSSPORTS55 for trades on the Brewers vs. Dodgers game, while Polymarket provides a $25 bonus with the code ALCOM or MASS for a $10 deposit. These promotions come as the platforms face legal scrutiny and concerns over election integrity and potential insider trading.

    Why it matters

    The platforms have been raising concerns among consumer groups and politicians due to their reliance on sports betting and potential risks associated with political contracts. Kalshi, launched in July 2021, relies on sports betting for over 90% of its site activity and 89% of its 2025 revenue. The platforms' use of sign-up bonuses has become a key strategy to attract users.

    What is confirmed

    • Kalshi offers a $55 bonus with the promo code AL55 or CBSSPORTS55 for trades on the Brewers vs. Dodgers game.
    • Polymarket provides a $25 bonus with the code ALCOM or MASS for a $10 deposit.
    • Kalshi relies on sports betting for over 90% of its site activity and 89% of its 2025 revenue.

    What to watch next

    • Regulatory decisions on Kalshi and Polymarket's operations
    • Impact of the platforms' promotions on user engagement and revenue
    • Development of new promo codes and bonuses for future events
    Sources used for this update (6)
    1. www.al.com — Kalshi Promo Code AL55 extended: Trade $25, get a $55 bonus for Brewers vs. Dodgers tonight
    2. www.al.com — Today’s Polymarket promo code ALCOM: Secure a $25 trading bonus for Brewers vs. Dodgers
    3. www.cbssports.com — Best Kalshi promo code CBSSPORTS55: Get $55 bonus for Dodgers-Brewers, college football on Wednesday
    4. www.masslive.com — MLB Polymarket promo code “MASS” upgrades $25 Brewers-Dodgers Game 3 deal
    5. www.datawallet.com — Polymarket vs Kalshi: Fees, Markets, Perps & Regulation
    6. rotogrinders.com — Kalshi vs Polymarket: Which Is Better? (October 2026)
    confidence 85%
  4. Kalshi and Polymarket Face Scrutiny Amid Sports Sign-Up Promos

    Prediction market platforms Kalshi and Polymarket continue to promote sign-up bonuses tied to major college and professional football games, even as they face legal scrutiny and operational controversies. Kalshi, a Manhattan-based prediction market launched in July 2021, relies on sports betting for more than 90% of its site activity and 89% of its 2025 revenue. Users on these platforms heavily target money-losing longshot wagers. Meanwhile, consumer groups and politicians have raised alarms over election integrity and potential insider trading tied to political contracts on these prediction websites.

    Why it matters

    Prediction markets have rapidly expanded beyond traditional financial instruments into sports, entertainment, and politics. This growth has triggered regulatory challenges, such as a lawsuit from New York state officials against Polymarket over unlicensed gambling operations. Concerns regarding election betting and public trust prompted the United States Senate to ban senators and staff from using prediction markets in May 2026.

    What is confirmed

    • Kalshi is a prediction market platform based in Manhattan, New York City, that launched in July 2021.
    • Sports betting constitutes more than 90% of Kalshi site activity and 89% of its revenue in 2025.
    • The United States Senate banned its senators and staff from betting on prediction markets in May 2026.
    • Kalshi states that there are 2.9 unprofitable users for each profitable one.

    Still unconfirmed

    • Longshot wagers that lose 98% of the time dominate trading activity across both Kalshi and Polymarket.

    What to watch next

    • Further legal actions or regulatory rulings from state and federal officials regarding election and sports betting markets.
    • Enforcement and compliance updates following the United States Senate ban on prediction market trading for lawmakers and staff.
    Sources used for this update (13)
    1. en.wikipedia.org — Kalshi - Wikipedia
    2. news.kalshi.com — What Is Kalshi? A Beginner's Guide
    3. pro.kalshi.com — Sign in · Kalshi Pro
    4. play.google.com — Kalshi: Trade Football & more - Apps on Google Play
    5. www.cleveland.com — College football Kalshi promo code “CLEVELAND55” extends $55 Maryland-Ohio State bonus
    6. www.silive.com — Kalshi promo code “SILIVE55” unlocks new $55 bonus for Florida State vs. Louisville in CA, FL and TX
    7. sports.yahoo.com — Patriots vs. Raiders Odds: FanDuel, Kalshi, Polymarket and Prediction
    8. sports.yahoo.com — NFL Week 5 Predictions: Top Kalshi & Polymarket Trades for Sunday Slate
    9. www.al.com — Kalshi promo code AL55 unlocks a $55 bonus for live odds trading on NFL Week 5
    10. www.masslive.com — New $55 Kalshi referral code “MASSLIVE1” extended for Sunday Night Football live odds
    11. cdcgaming.com — Longshots losing 98% of time dominate Kalshi, Polymarket trading
    12. www.syracuse.com — New Polymarket promo code “CUSE” extends $25 referral promo in time for Syracuse-Virginia - syracuse.....
    confidence 95%
  5. Kalshi and Polymarket face legal pressure amid promotional campaigns

    Prediction markets Kalshi and Polymarket are aggressively promoting their platforms with sign-up bonuses tied to major sports events, despite ongoing legal challenges. Both platforms face scrutiny over their operations, with New York state officials previously filing a lawsuit against Polymarket for running an unlicensed gambling operation. Kalshi and Polymarket are compared on various factors such as bonuses, fees, contracts, liquidity, and user experience.

    Why it matters

    The prediction market platforms are operating in a complex regulatory environment, with different states having varying laws and regulations. The legal pressure on these platforms highlights the need for clear guidelines and regulations on prediction markets. The comparisons between Kalshi and Polymarket aim to help users make informed decisions about which platform to use.

    What is confirmed

    • Kalshi and Polymarket offer sign-up bonuses tied to sports events like NFL matchups, college football, and MLB playoffs.
    • New York state officials previously filed a lawsuit against Polymarket for running an unlicensed gambling operation.
    • Kalshi and Polymarket are compared on factors such as bonuses, fees, contracts, liquidity, markets, and user experience.

    Still unconfirmed

    • Kalshi recently moved to end its volume reward program amidst a surge in prediction-market activity.

    What to watch next

    • The outcome of the lawsuit against Polymarket
    • Any changes to the regulatory environment for prediction markets
    • The impact of promotional campaigns on user adoption
    Sources used for this update (6)
    1. www.rotowire.com — Kalshi vs. Polymarket Comparison: Which Platform Is Right for ...
    2. winnersandwhiners.com — Kalshi vs Polymarket: Which Is Better in 2026?
    3. predictionmarketspicks.com — Kalshi vs Polymarket: US Legality, Fees, and Markets
    4. www.vegasinsider.com — Kalshi vs Polymarket: Best Pick For 2026 - VegasInsider.com
    5. www.sportingnews.com — ProphetX vs. Kalshi vs. Polymarket: Which prediction market ...
    6. www.mlive.com — Kalshi vs. Polymarket: 2026 comparison from ... - mlive
    confidence 85%
  6. Kalshi and Polymarket Face Scrutiny Amid Promotional Surge

    Prediction markets Kalshi and Polymarket continue aggressive promotional campaigns with sign-up bonuses tied to sports events like NFL matchups, college football, and MLB playoffs, even as they face ongoing legal pressure. New York state officials previously filed a lawsuit against Polymarket for running an unlicensed gambling operation, mirroring prior actions against Kalshi. Meanwhile, prediction platforms are offering various promotional codes such as deposit bonuses, and Kalshi recently moved to end its volume reward program amidst a surge in prediction-market activity.

    Why it matters

    State regulators are attempting to treat prediction markets like traditional gambling operations, creating a high-stakes jurisdictional battle. Concurrently, federal court actions are shaping how these platforms can operate across different states. Platform valuations are climbing sharply as user trading surges during the autumn sports calendar.

    What is confirmed

    • New York state officials filed a lawsuit against Polymarket, accusing the platform of running an illegal and unlicensed gambling operation.
    • Kalshi valuation could hit $40 billion in a new $1 billion round.
    • A federal judge blocked Illinois from regulating prediction markets in the same way it does sportsbooks and other gambling options.
    • Kalshi moved to end its volume reward program amidst an NFL prediction-market activity surge.

    What to watch next

    • Further rulings from federal judges regarding state-level regulation of prediction markets.
    • Resolution of the New York lawsuit against Polymarket.
    • Potential completion of Kalshi's $1 billion funding round targeting a $40 billion valuation.
    Sources used for this update (24)
    1. www.artforum.com — Polymarket and Philosophy - ARTFORUM
    2. www.cbssports.com — North Texas vs. Tulsa odds, picks, predictions, best promos, apps: Get $100 bonus at Kalshi, Polymarket
    3. www.al.com — Best prediction market promos: Claim over $3,000 in bonuses for TNF & 2026 MLB playoffs
    4. www.oregonlive.com — Kalshi Promo Code OREGONLIVE55: New $55 NFL bonus for Browns vs. Rams live odds
    5. www.goal.com — Prediction Market Update 10/01: Colts-Commanders takes over NFL boards
    6. www.al.com — Kalshi Promo Code ALCOM unlocks $55 bonus for Browns-Steelers TNF live trading tonight
    7. www.covers.com — Best Prediction Market Promos for Thursday Night Football: Get $1,280 in Bonuses for Steelers vs. Browns
    8. finance.yahoo.com — Kalshi Valuation Could Nearly Double to $40B: What Would Justify It?
    9. sportshandle.com — College Football Prediction Market Promos for Miami vs. Clemson: Trade on Kalshi & Polymarket Now
    10. www.masslive.com — Kalshi extends $55 college football promo code “MASSLIVE1” for Boston College-SMU
    11. www.al.com — Polymarket Promo Code ALCOM awards new $25 bonus for UFC 332, MLB playoffs + NCAAF
    12. www.masslive.com — Kalshi upgrades $55 Saturday Night Football promo code “MASSLIVE1” for Miami vs. Clemson
    confidence 100%
  7. New York Sues Polymarket as Prediction Markets Face Scrutiny

    New York state officials have filed a lawsuit against Polymarket, accusing the platform of running an illegal and unlicensed gambling operation. This legal action mirrors prior moves against competitor Kalshi. Despite mounting state pressure and broad regulatory scrutiny over prediction markets, both platforms continue to aggressively market to users. They are rolling out promotional codes and sign-up bonuses, such as Polymarket's code CUSE offering a $50 bonus on a $10 deposit, alongside active trading markets for NFL games, MLB matchups, and political events.

    Why it matters

    State regulators are cracking down on prediction market platforms by targeting operations they deem to be unlicensed gambling. New York is pursuing a broad injunction, customer restitution, and financial penalties against Polymarket. These actions highlight the growing tension between state gaming regulators and the rapid expansion of digital event-contract trading platforms.

    What is confirmed

    • New York is suing Polymarket for operating an illegal, unlicensed gambling operation in the state.
    • Polymarket and Kalshi operate as prediction market platforms featuring event contracts for sports and other topics like the NFL and politics.

    Still unconfirmed

    • New York is seeking a broad injunction, customer restitution, triple gains, and penalties against Polymarket.
    • Polymarket offers promotional bonuses such as code CUSE for a $50 bonus on a $10 deposit, while Kalshi offers codes like CLEVELAND55 for a $55 bonus on a $25 deposit.

    What to watch next

    • Rulings or injunction decisions from the New York Supreme Court regarding the lawsuits against Polymarket and Kalshi
    • Further enforcement actions by state regulators against other prediction market operators
    Sources used for this update (17)
    1. www.cbssports.com — Polymarket referral code CBSSPORTS: $50 sign-up bonus with $20 deposit (July 2026)
    2. www.goal.com — Polymarket Promo Code GOAL: Get $20 Trading Bonuses in August 2026
    3. www.syracuse.com — Polymarket updates $50 promo code “CUSE” for Rams vs. Broncos live NFL odds - syracuse.com
    4. www.goal.com — Kalshi vs Polymarket - Which Prediction Market Should You Choose? - September 2026 | Goal.com US
    5. coinpedia.org — New York Sues Polymarket for Illegal Gambling Operation After Kalshi - Coinpedia ,Crypto Guide
    6. brobible.com — Why Is The State Of New York Suing Polymarket And Kalshi?
    7. cryptoslate.com — Polymarket becomes New York’s latest prediction-market target
    8. www.cleveland.com — Kalshi referral code “CLEVELAND55”: Updated $55 bonus for Minnesota vs. Washington - cleveland.com
    9. www.foxnews.com — The worst bet in America isn't Kalshi or Polymarket. It's hiding in plain sight
    10. www.cbssports.com — Broncos vs. Rams predictions, NFL picks: Sunday Night Football trading at Kalshi, Polymarket, ProphetX
    11. www.cbssports.com — Best prediction market combos at Kalshi, Polymarket for NFL Week 3: Picks for Chiefs-Dolphins, Bills-Chargers
    12. www.cleveland.com — Kalshi referral code “CLEVELAND55”: Extended $55 bonus through Rams vs. Broncos on SNF
    confidence 100%
  8. New York Sues Polymarket as Prediction Markets Push College Football Bonuses

    New York Attorney General Letitia James and Governor Kathy Hochul have filed a lawsuit in the New York Supreme Court against Polymarket for operating an unlicensed gambling operation. This legal action follows similar moves against rival Kalshi. Despite the litigation, Polymarket, Kalshi, and Novig are aggressively targeting US users with sign-up bonuses ranging from $50 to $2,075 to attract traders for high-profile college football matchups including Ohio State, Notre Dame, Texas, and Oregon.

    Why it matters

    Prediction markets allow users to trade on the outcome of real-world events. The industry is currently facing a clash between rapid user growth through sports-themed incentives and increasing scrutiny from state and federal regulators regarding licensing.

    What is confirmed

    • Attorney General Letitia James and Governor Kathy Hochul sued Polymarket in the New York Supreme Court for unlicensed gambling.
    • Kalshi and Polymarket are offering new-user bonuses for college football games.

    Still unconfirmed

    • Kalshi and Polymarket are negotiating funding rounds worth 20 billion dollars.
    • Kalshi, Polymarket, and Novig are offering a $2,075 bonus for college football Saturday.

    What to watch next

    • Court rulings in the New York Supreme Court regarding Polymarket's licensing status
    • Further regulatory actions from other state attorneys general
    • Official confirmation of funding rounds for Kalshi or Polymarket
    Sources used for this update (7)
    1. www.cleveland.com — Kalshi, Polymarket, and Novig update $55+ “sign-up codes” for Ohio State-Illinois Saturday college football
    2. www.goal.com — Prediction Market Update 09/26: College Football's Biggest Tests Hit Polymarket, Kalshi, and Novig
    3. www.techspot.com — New York sues Polymarket over unlicensed gambling operation just as it did rival Kalshi
    4. www.silive.com — Kalshi Referral Code SILIVE55 unlocks $55 bonus for Clemson vs. California in CA, FL and TX for Texas A&M vs. LSU
    5. www.al.com — Polymarket promo code ALCOM: Get a $50 bonus to trade Ole Miss vs. Florida
    6. www.merca2.es — Kalshi y Polymarket negocian rondas de 20.000 M$ mientras Nueva York estrecha el cerco a los mercados de predicción
    7. www.masslive.com — New Polymarket promo code “MASS” updates $50 referral promo in time for Michigan-Iowa, CFB Week 4
    confidence 90%
  9. Prediction Markets Expand User Acquisitions as Regulatory Scrutiny Grows

    Prediction platforms Kalshi and Polymarket are pushing aggressive user acquisition campaigns around Thursday Night Football matchups featuring the Falcons and Packers, offering fresh promotional codes to attract new US depositors. These incentives arrive as the broader prediction market industry faces escalating regulatory attention from state and federal officials, including actions by New York regulators targeting major platforms. Kalshi CEO Tarek Mansour recently addressed the growing calls for oversight, noting that his company desires additional regulatory guardrails as real-world event contracts expand in popularity.

    Why it matters

    Prediction markets allow users to trade contracts based on the outcomes of real-world events, including elections and sports. Trading volume on platforms like Kalshi and Polymarket doubled between May and July, driven heavily by sports trading. As these platforms scale up marketing through regional promo codes, they attract heightened scrutiny from lawmakers and state attorneys general.

    What is confirmed

    • Trading volume on Kalshi and Polymarket doubled between May and July due to increased sports trading.
    • Kalshi and Polymarket allow users to trade contracts tied to real-world event outcomes such as elections.
    • Kalshi CEO Tarek Mansour stated that the company wants more guardrails amid growing calls for prediction market regulation.

    Still unconfirmed

    • New York Attorney General Letitia James is taking a consistent legal position against prediction markets, following previous actions against Coinbase, Gemini, and Kalshi by extending her focus to Polymarket.

    What to watch next

    • Further regulatory actions or enforcement decisions by state attorneys general like New York's Letitia James against Polymarket and Kalshi.
    • Response from federal regulators regarding contracts tied to real-world events and elections.
    Sources used for this update (7)
    1. www.cleveland.com — Polymarket, Kalshi and Novig update “sign-up codes” for Thursday Night Football
    2. www.oregonlive.com — Polymarket updates $50 code “OREGON” for Thursday Night Football live odds
    3. www.goal.com — Prediction Market Update 09/24: Falcons-Packers on Polymarket, Kalshi and Novig
    4. www.oregonlive.com — New $50 Polymarket promo code “OREGON” updated for TNF Week 3 live odds
    5. www.pbs.org — 'We want more guardrails,' Kalshi CEO says as calls grow for prediction market regulation
    6. www.masslive.com — New Polymarket promo code “MASS” renews $50 referral promo in time for Packers-Falcons TNF tonight
    7. www.financemagnates.com — After Coinbase, Gemini and Kalshi, New York Takes Its Prediction Market Fight to Polymarket
    confidence 100%
  10. Kalshi and Polymarket Volume Doubles Amid Sports Betting Push

    Trading volume on prediction markets Kalshi and Polymarket doubled between May and July, primarily due to increased sports trading. Polymarket is currently targeting new US users with a 50 dollar trading fund credit via promo code CUSE for those making a 10 dollar deposit. This promotion coincides with the WNBA regular-season finale doubleheader on Wednesday. These efforts follow similar aggressive acquisition strategies used during NFL Week 2, where Kalshi offered 55 dollar credits for 25 dollar deposits and Polymarket provided 50 dollar credits.

    Why it matters

    Prediction markets allow users to trade on the outcome of real-world events. The current surge in volume reflects a shift toward sports-centric trading to attract a broader user base. This growth occurs while platforms compete for US market share through tiered deposit bonuses.

    What is confirmed

    • Trading volume on Kalshi and Polymarket doubled from May to July.
    • Sports trading drove the increase in prediction market volume between May and July.
    • Polymarket offers new US users 50 dollars in trading funds with a 10 dollar deposit using code CUSE.

    Still unconfirmed

    • A security flaw in Polymarket may have exposed user accounts and financial details to identity thieves.

    What to watch next

    • Confirmation of the alleged Polymarket security breach
    • New trading volume data following the WNBA finale
    • Changes to deposit bonus structures for upcoming sports events
    Sources used for this update (2)
    1. www.pewresearch.org — Prediction markets’ trading volume doubled between May and July, largely driven by sports
    2. www.syracuse.com — Polymarket updates $50 promo code “CUSE” for Liberty-Dream, Wings-Storm WNBA finale
    confidence 100%
  11. Polymarket Extends NFL Promo Codes For Monday Night Football

    Prediction markets Kalshi and Polymarket are pushing aggressive deposit bonuses to attract US users during NFL Week 2. Polymarket has extended several fifty dollar promotional credits tied to a ten dollar minimum deposit for new accounts, aligning with the Rams and Giants Monday Night Football matchup. While these platforms pursue rapid user acquisition, Polymarket also confronts unconfirmed reports regarding a security flaw that allegedly exposed user accounts and financial details to identity thieves. Kalshi is running competing fifty-five dollar offers on twenty-five dollar deposits.

    Why it matters

    Prediction markets are expanding their consumer reach by targeting major NFL game schedules with financial incentives. These customer acquisition campaigns help platforms build user bases across sports and political markets. However, rapid expansion into retail user accounts brings heightened scrutiny regarding platform security and data protection.

    What is confirmed

    • Polymarket offers new US users a fifty dollar promotional credit via code OREGON with a ten dollar minimum deposit.
    • Polymarket promo code CUSE unlocks a fifty dollar bonus on a ten dollar deposit for new US accounts.

    Still unconfirmed

    • Polymarket allegedly suffered from a security bug that allowed identity thieves to access user accounts and linked financial data.

    What to watch next

    • Resolution of security vulnerabilities reported on Polymarket
    • Further promotional code extensions by Kalshi and Polymarket for subsequent NFL weeks
    Sources used for this update (4)
    1. www.oregonlive.com — Polymarket extends $50 promo code “OREGON” for Rams-Giants, MNF
    2. www.masslive.com — New Polymarket promo code “MASS” updates $50 referral promo in time for Giants vs. Rams MNF tonight
    3. www.syracuse.com — New Polymarket code “CUSE” updates $50 referral promo for Giants vs. Rams MNF live odds
    4. www.syracuse.com — NFL Polymarket referral code “CUSE” upgrades $50 deal for Giants-Rams
    confidence 100%
  12. Prediction markets expand NFL promotions amid Polymarket security flaw

    Kalshi and Polymarket are aggressively targeting US users with deposit bonuses for NFL Week 2 games. Kalshi offers $55 bonuses on $25 deposits via codes CLEVELAND55 and OREGONLIVE55, while Polymarket provides $50 bonuses on $10 deposits through codes CLEVE, ALCOM, CUSE, and OREGON. These promotions coincide with games including the Colts vs. Chiefs and Bengals vs. Texans. While these platforms seek rapid growth, Polymarket faces reports of a security bug that allegedly allowed identity thieves to access user accounts and linked financial data.

    Why it matters

    These platforms operate as prediction markets where users trade on the outcome of events. They are currently facing legal challenges in states like Missouri, where officials have ordered them to stop offering sports contracts.

    What is confirmed

    • Kalshi provides a $55 bonus for a $25 deposit using code CLEVELAND55.
    • Polymarket offers a $50 bonus for a $10 deposit using code CLEVE.
    • Polymarket offers a $50 bonus for a $10 deposit using code ALCOM.
    • Kalshi and Polymarket are offering promotional bonuses for NFL Week 2 games.

    Still unconfirmed

    • A bug in Polymarket reportedly exposed user accounts and attached bank links and cards to identity thieves.
    • Kalshi code OREGONLIVE55 provides a $55 bonus on $25 in trades for users in California, Washington, and Texas.
    • Polymarket promo code CUSE provides a $50 bonus on a $10 deposit for new US accounts.
    • Polymarket promo code OREGON provides a $50 bonus on a $10 deposit.

    What to watch next

    • Official confirmation or denial from Polymarket regarding the reported account security flaw
    • Further legal actions from state Attorneys General regarding sports event contracts
    • Expansion of promotional bonuses into other professional sports leagues
    Sources used for this update (8)
    1. www.cleveland.com — Kalshi and Polymarket “sign-up codes” update $55+ NFL Week 2 bonuses
    2. www.goal.com — Prediction Market Update 09/20: When Week 1 Results Aren’t Enough on Polymarket, Kalshi and Novig
    3. gizmodo.com — Polymarket Bug Reportedly Let Identity Thieves Into Existing Accounts
    4. www.syracuse.com — Polymarket updates $50 promo code “CUSE” for Sunday Night Football live trading
    5. www.covers.com — Best Prediction Market Promos for Sunday: Claim $1,285 in Bonuses for NFL Games Today
    6. www.oregonlive.com — Kalshi code “OREGONLIVE55” announces new $55 bonus in CA, WA and TX for Sunday Night Football
    7. www.al.com — Polymarket promo code ALCOM: Get a $50 bonus to trade Bengals vs. Texans in NFL Week 2
    8. www.oregonlive.com — Polymarket announces $50 promo code “OREGON” for Sunday’s NFL matinees
    confidence 90%
  13. Kalshi and Polymarket Expand US Sports Promos Amid Missouri Legal Action

    Prediction markets Kalshi and Polymarket are aggressively courting US users with deposit bonuses for college football and UFC events despite legal pressure. Kalshi now offers a $55 bonus on a $25 deposit via code CLEVELAND55. Polymarket provides $50 bonuses for $10 deposits using codes CLEVE or ALCOM. These promotions coincide with high-profile games like Ole Miss vs. LSU and UFC 331. Missouri Attorney General Catherine Hanaway has ordered these platforms, along with Robinhood, to cease offering sports event contracts within the state.

    Why it matters

    Prediction markets allow users to trade on the outcome of real-world events. The conflict in Missouri highlights a growing regulatory clash over whether these event contracts constitute illegal sports betting.

    What is confirmed

    • Missouri Attorney General Catherine Hanaway sent cease-and-desist letters to Kalshi, Polymarket, and Robinhood regarding sports event contracts.
    • Polymarket offers a $50 bonus on a $10 deposit using the code CLEVE.
    • Kalshi offers a bonus for a $25 deposit using the code CLEVELAND55.

    Still unconfirmed

    • Users can claim up to $1600 in bonuses for college football prediction markets.
    • Traders can receive up to $100 combined from Polymarket, Kalshi, and Novig.
    • The ALCOM code provides a $50 bonus for UFC 331 with a $10 deposit.

    What to watch next

    • Legal responses from Kalshi and Polymarket to the Missouri Attorney General's orders
    • Potential expansion of cease-and-desist letters to other US states
    • Regulatory rulings on the legality of event contracts versus sports betting
    Sources used for this update (6)
    1. www.cleveland.com — Kalshi and Polymarket “sign-up codes” launch $55+ bonuses for Saturday’s NCAAF games
    2. www.goal.com — Prediction Market Promos 09/19: College Football Takes Over Polymarket, Kalshi and Novig
    3. www.al.com — Polymarket promo code ALCOM: Claim a $50 bonus for UFC 331 with a $10 deposit
    4. www.al.com — Best prediction market promos for college football Saturday from Polymarket, Kalshi + more
    5. www.stltoday.com — Missouri AG orders Kalshi, Polymarket to stop operating prediction markets here
    6. www.pennlive.com — Best prediction market promos for college football: Snag up to $1600 in bonuses
    confidence 90%
  14. Missouri AG targets prediction markets as Kalshi and Polymarket expand sports promos

    The Missouri Attorney General issued cease-and-desist letters on September 18 to six prediction markets, including Kalshi and Polymarket, to stop sports event contracts. Despite this legal challenge, both platforms are aggressively targeting US users with deposit bonuses for college football and MLB games. Polymarket offers a $50 bonus on a $10 deposit via codes MASS and CLEVE. Kalshi provides a $25 bonus for a $25 deposit using the OREGONLIVE1 code. Both platforms now offer markets for UFC events across more than 40 states.

    Why it matters

    Prediction markets allow users to trade on the outcome of real-world events. These companies are shifting toward sports trading to grow their US user bases. The Missouri legal action signals increasing regulatory scrutiny over whether these contracts constitute illegal gambling.

    What is confirmed

    • The Missouri Attorney General sent cease-and-desist letters to Kalshi, Polymarket, and Underdog regarding sports event contracts.
    • Polymarket provides a $50 bonus on a $10 deposit for new US accounts.
    • Kalshi offers a $25 bonus for a $25 deposit.

    Still unconfirmed

    • UFC prediction markets are available in over 40 states.
    • Polymarket has a high-profile endorsement deal with LeBron James.

    What to watch next

    • Court rulings on the Missouri Attorney General's cease-and-desist orders
    • Expansion of sports trading restrictions in other US states
    Sources used for this update (6)
    1. www.cleveland.com — Polymarket and Kalshi “promo codes” extend $50+ deals through this weekend
    2. www.masslive.com — New Polymarket promo code “MASS” renews $50 referral promo in time for Red Sox-Rays, MLB Friday
    3. www.cleveland.com — New Polymarket promo code “CLEVE” updates $50 referral promo in time for Houston vs. Texas Tech
    4. www.oregonlive.com — Kalshi upgrades $25 referral code “OREGONLIVE1” for Thursday Night Football live odds
    5. www.al.com — UFC prediction markets: Odds & markets September 2026
    6. www.covers.com — Missouri AG Moves to Halt Sports Event Contracts From 6 Prediction Markets
    confidence 90%
  15. Kalshi and Polymarket Expand NFL Week 2 Promotions and Endorsements

    Prediction markets Kalshi and Polymarket are competing for US users through targeted NFL Week 2 incentives centered on the Buffalo Bills and Detroit Lions Thursday Night Football game. Polymarket offers a $50 bonus on a $10 deposit using codes OREGON and MASS. Kalshi provides a $25 bonus for a $25 deposit via the SYRACUSE code. Both platforms are integrating sports trading into their growth strategies, while Polymarket has reportedly secured a high-profile endorsement deal with NBA star LeBron James to increase its market visibility.

    Why it matters

    These platforms operate as financial trading venues where users bet on the outcome of real-world events. By targeting high-visibility sports matchups, they aim to transition from niche financial tools to mainstream media and betting alternatives.

    What is confirmed

    • Polymarket offers a $50 bonus for new US accounts that deposit $10 using promo codes OREGON or MASS.
    • Kalshi provides a $25 bonus for a $25 deposit using the SYRACUSE promo code for NFL Week 2.
    • Trading markets for the Buffalo Bills and Detroit Lions game are available on Kalshi, Polymarket, and ProphetX.

    Still unconfirmed

    • Polymarket's deal with LeBron James is worth significantly more than his contract with the Sixers.

    What to watch next

    • Verification of the LeBron James contract value
    • Expansion of endorsement deals to other professional athletes
    • Updates to Red Sox postseason odds on Kalshi
    Sources used for this update (9)
    1. www.cbssports.com — Bills vs. Lions predictions, picks: Thursday Night Football trading at Kalshi, Polymarket, ProphetX
    2. www.cleveland.com — Kalshi and Polymarket “sign-up codes” update $50+ promos for Thursday Night Football
    3. www.cbssports.com — Week 2 NFL picks, predictions for Kalshi, Polymarket, ProphetX: Lions vs. Bills, Thursday Night Football
    4. www.covers.com — Prediction Market Celebrity & Athlete Endorsement Tracker: Every Major Deal
    5. www.masslive.com — New Polymarket promo code “MASS” updates $50 referral promo in time for Bills-Lions on TNF
    6. www.oregonlive.com — Polymarket announces $50 promo code “OREGON” for Bills-Lions, Thursday Night Football
    7. www.masslive.com — What Kalshi prediction markets say about Red Sox’s AL Pennant and World Series chances
    8. www.syracuse.com — Kalshi Referral Code SYRACUSE: New $25 NFL bonus for Bills vs. Lions; plus, Josh Allen props update
    9. www.covers.com — Report: Polymarket’s LeBron James Endorsement Deal Worth Significantly More than Sixers Contract
    confidence 90%
  16. Prediction Markets Kalshi and Polymarket Expand Media and Promos

    Prediction markets Kalshi and Polymarket are expanding rapidly across the United States, positioning themselves as both financial trading platforms and a new form of media. Both companies are aggressively competing for US users by deploying aggressive cash incentives tied to Major League Baseball and NFL Week 2 games. Polymarket is running multiple $50 bonus promotions on initial $10 deposits using codes such as CLEVE, OREGON, MASS, and CUSE. These incentives target active baseball matchups including Dodgers-Reds, Braves-Cubs, Mariners-Angels, Red Sox-Rangers, and Yankees-Twins.

    Why it matters

    The rapid growth of platforms like Kalshi and Polymarket coincides with intense legal scrutiny over whether prediction markets constitute illegal gambling. Despite ongoing legal battles, these companies are scaling user acquisition by bundling financial trading with real-time sports content. Platforms now cover extensive slates across the NFL and MLB, drawing competition from other operators like ProphetX, Novig, and DraftKings Predictions.

    What is confirmed

    • Polymarket offers new US users a $50 bonus on a $10 deposit using promo code OREGON during the Mariners-Angels series.
    • Polymarket code MASS provides a $50 bonus on a $10 deposit for new US accounts covering Red Sox-Rangers games.

    Still unconfirmed

    • Prediction markets are operating as a completely new form of media that overshadows traditional legal debates.

    What to watch next

    • Resolution of legal battles determining whether prediction markets are classified as gambling.
    • Shifts in NFL Week 2 pricing and trading volumes across Kalshi, Polymarket, and competitor platforms.
    Sources used for this update (9)
    1. www.wired.com — Polymarket’s Next Bet? It Can Also Be a Media Company
    2. www.cleveland.com — New Polymarket promo code “CLEVE” updates $50 referral promo in time for Dodgers-Reds, Braves-Cubs
    3. www.cbssports.com — Week 2 overreactions, price changes at Kalshi, Polymarket, NFL prediction markets: Titans, Browns, Dolphins
    4. www.cbssports.com — Week 2 NFL picks, predictions for Kalshi, Polymarket, ProphetX: Lions vs Bills, Thursday Night Football
    5. www.oregonlive.com — Polymarket extends $50 promo code “OREGON” for Mariners-Angels, MLB Wednesday
    6. www.sportsbusinessjournal.com — SBJ Marketing: ‘Capital is the fuel’ for exec search surge
    7. www.masslive.com — New Polymarket promo code “MASS” updates $50 referral promo in time for Red Sox-Rangers, MLB Wednesday
    8. www.syracuse.com — Polymarket extends $50 promo code “CUSE” for Yankees-Twins, MLB Wednesday matinees
    9. www.covers.com — NFL Week 2 Prediction Market Promos Offer Up To $1,260 in Trading Bonuses in California, Texas & More
    confidence 100%
  17. Kalshi and Polymarket Expand MLB Promotions for September

    Prediction markets Kalshi and Polymarket are aggressively competing for US users with cash incentives tied to Major League Baseball games. Polymarket offers $50 bonuses on $10 deposits using codes OREGON, MASS, and CLEVE. Kalshi provides a $25 bonus for a $25 deposit via the SYRACUSE code. These promotions target specific matchups including the Mariners-Angels, Red Sox-Rangers, and White Sox-Guardians. While previously focused on NFL matchups like the Chiefs and Broncos, both platforms have now extended their incentive structures to cover the full MLB slate and other sports markets through September.

    Why it matters

    These platforms allow users to trade on the outcome of real-world events. The current surge in promotional spending follows a period where Polymarket captured 43.8% of Kalshi's football trading volume. This competition indicates a struggle for market share in the US prediction market space.

    What is confirmed

    • Polymarket provides a $50 bonus on a $10 deposit for new US accounts using the OREGON code.
    • The Polymarket OREGON promo code is valid through September for MLB and other markets.
    • Polymarket offers a $50 bonus on a $10 deposit using the MASS code for MLB games.
    • Kalshi's SYRACUSE promo code provides a $25 bonus after a qualifying $25 deposit.
    • The SYRACUSE code on Kalshi is expanded to all sports.

    Still unconfirmed

    • The Polymarket promo code CLEVE unlocks a $50 bonus on a $10 first deposit for the White Sox vs. Guardians game.

    What to watch next

    • Updates on total trading volume for MLB contracts compared to NFL contracts
    • Introduction of new referral codes for October postseason games
    Sources used for this update (6)
    1. www.oregonlive.com — New $50 Polymarket referral code “OREGON” announced for Mariners-Angels on Tuesday
    2. www.syracuse.com — Kalshi starts new $25 promo code “SYRACUSE” for Mets-Orioles tomorrow
    3. www.cleveland.com — New Polymarket promo code “CLEVE” updates $50 referral promo in time for White Sox vs. Guardians
    4. www.masslive.com — New Polymarket promo code “MASS” updates $50 referral promo in time for Red Sox-Rangers, MLB Tuesday
    5. www.syracuse.com — New $25 Kalshi promo code “SYRACUSE” extended through September
    6. www.oregonlive.com — Polymarket upgrades $50 promo code “OREGON” for Mariners-Angels, MLB Tuesday
    confidence 100%
  18. Polymarket Gains Market Share as Prediction Platforms Expand NFL Promos

    Polymarket has rapidly scaled its US presence, reaching 43.8% of Kalshi's football trading volume within months of launch. The platform saw a 4,399% week-over-week surge in NFL contracts during September 2026. Both platforms are aggressively targeting new users with sign-up bonuses for Monday Night Football matchups, specifically the Chiefs versus Broncos game. Polymarket offers $50 bonuses on $10 deposits via codes such as MASS, CUSE, and OREGON. Kalshi provides $25 incentives through codes including OREGONILIVE1, SYRACUSE, and MLIVE. Trading options now extend to include a full Tuesday MLB slate.

    Why it matters

    Prediction markets allow users to trade on the outcome of real-world events rather than traditional sports betting. The rapid growth of these platforms suggests a shift in how retail investors engage with sports analytics. Access to these companies is also available through the Tema ETFs DICE fund.

    What is confirmed

    • Polymarket's football trading volume reached 43.8% of Kalshi's volume within months of its US launch.
    • Polymarket offers a $50 bonus on a $10 first deposit for new US accounts.
    • Kalshi provides a $25 bonus for new users depositing $25.
    • Prediction market trading boards currently include Monday Night Football and MLB games.

    Still unconfirmed

    • Polymarket NFL contracts surged 4,399% week-over-week in September 2026.

    What to watch next

    • Quarterly volume reports comparing Kalshi and Polymarket market share
    • Expansion of pre-IPO access via the DICE fund
    • Changes to state-specific promotional eligibility for prediction markets
    Sources used for this update (9)
    1. www.cleveland.com — Kalshi and Polymarket “sign-up codes” update $50+ promos through Monday Night Football
    2. cryptobriefing.com — Polymarket captures 44% of Kalshi’s football volume within months of launch
    3. www.oregonlive.com — New $25 Kalshi referral code “OREGONILIVE1″ announced for MNF!
    4. www.syracuse.com — Kalshi extends $25 referral code “SYRACUSE” for Chiefs vs. Broncos MNF tonight
    5. www.oregonlive.com — Polymarket announces $50 promo code “OREGON” for Broncos vs. Chiefs MNF tonight
    6. www.masslive.com — $50 Polymarket referral code “MASS” announced for Chiefs vs. Broncos MNF tonight
    7. www.syracuse.com — $50 Polymarket referral code “CUSE” upgraded for Chiefs vs. Broncos MNF Week 1
    8. cryptobriefing.com — Polymarket sees 9X increase in NFL and college football volume
    9. www.mlive.com — Kalshi referral code MLIVE: Get $25 for Week 1 NFL predictions for Monday Night Football
    confidence 95%
  19. Kalshi and Polymarket Expand NFL Week 1 Markets and Promotions

    Prediction markets Kalshi and Polymarket are scaling operations into the professional football season with active trading boards and state-specific promotional codes for Week 1 games. Platforms feature wagers on matchups such as Cowboys versus Giants, Bills versus Texans, and Browns versus Jaguars. New users can access promotional sign-up bonuses, including a twenty-five dollar bonus on a twenty-five dollar deposit using the Kalshi code CLEVELAND, and a fifty dollar bonus on a ten dollar first deposit via the Polymarket promo code CLEVE. Tema ETFs also offers retail investors pre-IPO access to Kalshi and Polymarket shares through the DICE fund.

    Why it matters

    Prediction platforms originally gained traction by hosting contracts on macroeconomic indicators and collegiate athletic events. They now capture significant retail engagement around professional sports leagues alongside traditional sportsbooks. This commercial expansion runs parallel to financial instruments offering early equity access to the private firms behind the platforms.

    What is confirmed

    • Kalshi and Polymarket feature trading boards for Week 1 NFL games including Cowboys versus Giants and Bills versus Texans.
    • The Kalshi code CLEVELAND provides a twenty-five dollar bonus on a twenty-five dollar deposit for new accounts.
    • The Polymarket promo code CLEVE unlocks a fifty dollar bonus on a ten dollar first deposit for new Polymarket US accounts.
    • Tema ETFs launched the DICE fund to give retail investors pre-IPO access to Kalshi and Polymarket shares.

    Still unconfirmed

    • Kalshi and Polymarket are valued at over twenty billion dollars each.

    What to watch next

    • Further integration of professional sports wagering volume into prediction market valuations
    • Public debut performance and regulatory response regarding pre-IPO shares offered by the DICE ETF
    Sources used for this update (7)
    1. www.cbssports.com — Week 1 NFL predictions at Kalshi, Polymarket, Underdog: Cowboys-Giants, Sunday Night Football predictions
    2. www.syracuse.com — Experts update Bills vs. Texans prediction after latest Kalshi and Polymarket prices, Cook and Collins props for Week 1
    3. blockonomi.com — DICE ETF Offers Early Access to Kalshi and Polymarket Shares Before Public Debut
    4. www.cleveland.com — Kalshi code “CLEVELAND” updated for Cowboys vs. Giants: which type of Kalshi code it is and where it goes
    5. www.cleveland.com — New Polymarket promo code “CLEVE” upgrades $50 referral promo in time for Browns vs Jaguars
    6. www.al.com — Best NFL prediction market promos for Week 1: Get up to $1600 in bonuses
    7. www.covers.com — Sunday's Best Prediction Market Promos: Get $1,260 in Bonuses for Cowboys vs. Giants Sunday Night Football
    confidence 95%
  20. Prediction Markets Expand Week 2 Promos for College Football

    Prediction markets Kalshi and Polymarket are expanding user acquisition campaigns with state-specific promotional codes targeting college football Week 2 games. Platforms are offering cash bonuses for new sign-ups deposited ahead of matchups such as Ohio State versus Texas, Louisiana against USC, and Charlotte hosting Ole Miss. These incentives arrive alongside active financial markets that feature wagers on upcoming macroeconomic indicators. Traders continue to utilize prediction platforms to speculate on both athletic events and federal monetary policy decisions.

    Why it matters

    Prediction markets bridge financial speculation and real-world events, allowing participants to buy and sell contracts based on future outcomes. Platforms like Kalshi and Polymarket have scaled rapidly by tying promotions to major sports schedules and economic releases. This operational growth highlights the increasing mainstream adoption of event-based trading across multiple U.S. states.

    What is confirmed

    • Polymarket promo code CUSE unlocks a $50 bonus on a $10 deposit for new US accounts.
    • Polymarket promo code CLEVE provides a $50 bonus on a $10 first deposit for new US accounts.
    • Polymarket promo code MASS unlocks a $50 bonus on a $10 deposit for new Polymarket US accounts.
    • Kalshi code SYRACUSE offers a $25 bonus for College Football Week 2 night games.

    Still unconfirmed

    • Prediction market odds accurately reflect the true probability of upcoming political midterm election control.

    What to watch next

    • Federal Reserve rate decision on September 16
    • Platform user growth metrics following Week 2 college football promotional sign-ups
    Sources used for this update (7)
    1. www.cbssports.com — Charlotte vs. Ole Miss prediction markets: Kalshi, Polymarket promos, trades for Week 2 college football
    2. www.syracuse.com — $50 Polymarket referral code “CUSE” updated for Louisiana vs. No. 14 USC in NY, CA, TX and FL
    3. www.cleveland.com — New Polymarket promo code “CLEVE” updates $50 referral promo in time for Ohio State vs Texas CFB Week 2
    4. www.phillyburbs.com — Who is winning the midterms now? Latest midterm predictions update
    5. www.masslive.com — New Polymarket promo code “MASS” updates $50 referral promo in time for UMass vs Sacred Heart in CFB Week 2
    6. www.syracuse.com — Kalshi extends $25 referral code “SYRACUSE” for CFB Week 2 Saturday night
    7. www.cleveland.com — Polymarket referral code “CLEVE” updates $50 bonus in OH for Ohio State vs Texas tonight
    confidence 90%
  21. Kalshi and Polymarket Expand Sports and Economic Prediction Markets

    Kalshi and Polymarket are prediction markets where users trade on the outcomes of sports events and economic indicators. Current activity includes betting on college football Week 2 and MLB games. On the economic front, Polymarket bettors have wagered over $190 million, pricing an 83% chance of a Federal Reserve rate hike on September 16 following a high CPI print. Both platforms are offering promotional bonuses for new users in various U.S. states, including California, Texas, Florida, and Ohio, to attract traders ahead of NFL and NCAA matchups.

    Why it matters

    Prediction markets differ from traditional betting by allowing users to trade contracts based on the probability of an event occurring. These platforms serve as real-time sentiment indicators for both professional sports and global financial policy.

    What is confirmed

    • Kalshi and Polymarket provide markets for sports and economic predictions.
    • Prediction market options are available in California and Texas.

    Still unconfirmed

    • Polymarket bettors price an 83% chance of a Fed rate hike on September 16.
    • Kalshi is offering a $50 total bonus for a $25 deposit using code SYRACUSE for the Bills vs. Texans game.
    • Polymarket is offering a $50 bonus on a $10 deposit for new US accounts using code MASS.

    What to watch next

    • The Federal Reserve rate decision on September 16
    • Outcome of college football Week 2 markets
    • NFL game results for Buffalo Bills, Houston Texans, Cleveland Browns, and Jacksonville Jaguars
    Sources used for this update (10)
    1. The New York Times — What Are Kalshi and Polymarket?
    2. RotoWire — Georgia Prediction Market Apps: Best Prediction Markets in GA
    3. Mile High Sports — How Does Polymarket Work: A Beginner’s Guide to Trading Sports on Polymarket
    4. ftw.usatoday.com — Best California Prediction Markets for September 2026: Trade at Polymarket, Kalshi & More
    5. www.cbssports.com — Alabama vs. Kentucky picks, predictions: 2026 Week 2 college football markets at Kalshi, Polymarket, Underdog
    6. cryptobriefing.com — Polymarket predicts 83% chance of Fed rate hike on September 16
    7. www.covers.com — Saturday's Best Prediction Market Promos: Get $1,260 in Bonuses for College Football Week 2
    8. www.masslive.com — $50 Polymarket referral code “MASS” enhanced for MLB tonight
    9. www.syracuse.com — Kalshi boosts $25 promo code “SYRACUSE” for Bills vs Texans Sunday
    10. www.cleveland.com — Kalshi code “CLEVELAND” upgraded $25 bonus for Browns vs Jaguars Sunday in OH, FL, CA and TX
    confidence 90%
📊

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