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If you are ready to step up to the plate, new customers can take advantage of the latest welcome offer by using the Kalshi promo code TSNEWS. By simply signing up here and making $25 in trades, you will unlock a guaranteed $25 sign-up bonus.
Instead of just staring at the morning line, this is your chance to get in the trenches and trade on today's MLB prediction markets. Whether you want to handicap today's games or focus on matchups later this week and heading into the playoffs, we are in this together, and this welcome offer gives us a real chance to chase a nice pay day.
Details for the Kalshi Promo Code TSNEWS
This promotional offer is exclusively available for new Kalshi customers, giving you a $25 sign-up bonus to build your bankroll. You can leverage this bonus on any of today's MLB prediction markets. Whether you are eyeing the Texas Rangers taking on the Chicago White Sox at Guaranteed Rate Field, or you are digging into the data for the Boston Red Sox visiting the Miami Marlins, getting started is straightforward.
To claim the offer, new users must make a first-time deposit of at least $1. From there, the $25 bonus unlocks as soon as you have made $25 in trades on the platform's prediction markets. Whether you are backing Ranger Suarez's performance on the mound or predicting an outright winner, Kalshi makes exotic markets feel accessible.
MLB Moneylines Today
When I am handicapping the board, I like to look closely at the true probabilities. Here is a breakdown of today's moneyline markets:
| TB @ DET | TB -136 / DET +123 |
| BOS @ MIA | BOS -130 / MIA +117 |
| TEX @ CHW | TEX +117 / CHW -130 |
| CHC @ ARI | CHC -141 / ARI +121 |
I'm placing these specific trades to hit my promotion threshold, and here is exactly how the math works out. If you use your $25 worth of trades on today's heaviest favorite, the Chicago Cubs (-141), a winning outcome would return $17.73 in pure profit. On the flip side, if we want to hunt for a bigger payout and back the slate's heaviest underdog, trading $25 on the Detroit Tigers (+123) yields a $30.75 profit if they can pull off the upset.
Looking closer at our heaviest favorite, the underlying metrics confirm why Chicago holds the edge over Arizona. The Cubs bring a noticeable advantage to the mound, featuring a 4.124 team ERA compared to the Diamondbacks' 4.187 ERA.
Chicago's lineup has also been significantly better at getting on base, boasting a .250 batting average and a .339 on-base percentage, cleanly outpacing Arizona's .245 average and .318 OBP. These statistical edges make the Cubs a highly analytical, safer key play on today's prediction markets.
Signing Up with the Kalshi Promo Code
Are you ready to jump into the action? Claiming your welcome offer is incredibly simple. Follow these straightforward steps to activate your sign-up bonus before tonight's first pitch:
- Create an Account: Register here by providing standard personal information (your name, email address, and date of birth).
- Verify Your Identity: Provide your required proof of identification. Kalshi does this to ensure a highly secure trading environment for all of us.
- Enter the Promo Code: During registration, make sure to enter the Kalshi promo code TSNEWS to lock in your welcome offer.
- Make a Deposit: Link a trusted payment method and make a first-time deposit of at least $1 (though you will need enough funds to cover your initial trades).
- Start Trading: Make $25 worth of trades on the platform's prediction markets. You do not need to make a single, lump-sum $25 trade; any combination of smaller wagers that adds up to $25 will completely satisfy this requirement.
Once you knock out these steps and your total trades cross the $25 mark, your $25 sign-up bonus will be unlocked, giving you extra ammunition to tackle the rest of the MLB season.

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