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Kalshi Promo Code BROAD: Get $10 Bonus for Red Sox-Yankees, Sunday MLB Predictions

By Matt Modi

Published: Jun 7th, 2026 · 11:35 AM EDT

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Sign up with the Kalshi promo code BROAD to secure a $10 bonus to use on a full slate of MLB games Sunday, or look to tomorrow’s Game 3 of the NBA Finals. This link here gets you started.

Kalshi Promo Code BROAD for $10 MLB Bonus

Before locking in your trades for the June 07 matchups—including the Boston Red Sox at New York Yankees and the Chicago White Sox at Philadelphia Phillies—review the details of our exclusive welcome offer below:

Kalshi Promo Code	BROAD
New Kalshi User Offer	$10 sign-up bonus
Terms and Conditions	18+ and Present in the US
Date Last Verified	June 7th, 2026

Offer Overview

Exclusively available for new Kalshi customers, this promo code unlocks a $10 sign-up bonus that perfectly aligns with today’s June 07 MLB slate. To qualify and extract this initial value, users must make a first-time deposit of at least $1 into their newly created account. We put a lot of stock in maximizing early capital, and your $10 bonus will be successfully unlocked the moment you make a total of $10 in trades on Kalshi’s unique prediction markets.

Kalshi is legally available in all 50 states, and all users must be at least 18 to play and claim this offer. Once your bonus is live, you can immediately leverage those extra funds to trade on exciting matchups like the Chicago White Sox visiting the Philadelphia Phillies or the Boston Red Sox taking on the New York Yankees.

Use Kalshi MLB Promo Today

When breaking down today’s prediction markets, we are always looking for underlying value and market inefficiencies. Below is a look at the moneylines and implied vig-free probabilities for today’s top matchups to help inform your trades:

Matchup	Probability
CHW @ PHI	CHW 41.4% / PHI 58.6%
BOS @ NYY	BOS 39.3% / NYY 60.7%

When evaluating the better trade today, the numbers give the Yankees a distinct analytical edge over the Red Sox. New York enters the day with a robust .761 team OPS and a stingy 3.304 staff ERA, outclassing Boston’s .698 OPS and 3.834 ERA. It does stand to reason that they carry a nearly 61% implied probability of victory. Meanwhile, in the matchup between the White Sox and Phillies, Philadelphia has the pitching advantage despite slightly lower batting averages. The Phillies carry a solid 4.001 team ERA into the game, giving them a 58.6% probabilistic upper hand over Chicago’s pitching staff, which currently sits at a 4.317 ERA.

How to Activate the Kalshi Promo Code BROAD

Ready to make your predictions on today’s MLB action? Claiming your welcome bonus is a straightforward process. Follow these steps to unlock your value using promo code BROAD before the first pitch:

1. Download the App: Navigate to your device’s app store and download the Kalshi app.
2. Register Your Account: Create a new account by providing standard personal information. You will also need to provide proof of identification to verify your account.
3. Enter the Promo Code: During the registration process, be sure to enter the promo code BROAD when prompted.
4. Make a Deposit: Fund your newly created account with a first-time deposit of at least $1.
5. Place Your Trades: To activate the offer, you must make $10 worth of trades on the platform. You do not have to make a single prediction worth $10; any sum of trades that totals $10 will satisfy this requirement.

Once your total trade volume reaches $10, your $10 sign-up bonus will be unlocked and available in your account, giving you extra capital to trade on the Yankees, Red Sox, Phillies, White Sox, or any other market on the board.