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Sports fans can gain access to a tiered sign-up bonus that goes up to $500 by signing up with Kalshi promo code TSNEWS and making $25 in trades. Click here to get in on the action.
The current MLB slate presents robust trading opportunities on the Kalshi prediction market platform. Key matchups, including the Seattle Mariners visiting the New York Yankees and the Boston Red Sox taking on the Toronto Blue Jays, offer numerous outcomes for trading. Don't forget about the NFL preseason, which continues this weekend.
Collect $500 in Bonuses With Kalshi Promo Code TSNEWS
The Kalshi welcome offer is exclusively designed for new customers eager to engage with prediction markets. Using the special promo code ensures eligibility for the sign-up bonus, which varies based on participation.
| New User Offer | Tiered Bonus Up to $500 |
| Terms and Conditions | 18+ and Present in the US (Not Available in MI, NV) |
| Bonus Last Verified On | August 12, 2026 |
To claim the sign-up bonus, new users must make a first-time deposit of at least $1 and place a total of $25 worth of trades across any prediction market on the platform, including those centered on MLB outcomes. Kalshi is accessible to users aged 18 and older across all 50 U.S. states.
Unlike a flat rate, the Kalshi sign-up bonus is tiered, meaning the amount credited to the user varies based on a randomized distribution model. This tiered structure provides new users with the potential for substantial initial trading capital:
- $15 Trading Bonus: Awarded to 70% of participants
- $35 Trading Bonus: Awarded to 24% of participants
- $75 Trading Bonus: Awarded to 5% of participants
- $100 Trading Bonus: Awarded to 0.65% of participants
- $500 Trading Bonus: Awarded to 0.35% of participants
Trading Opportunities in Wednesday's MLB Slate
Prediction markets allow users to trade on the likelihood of real-world events. For the current MLB slate, Kalshi provides an accessible way to engage with the outcomes of key games. Below are the consensus market figures for this week's highlighted matchups, presenting the implied probability derived from market activity.
| SEA @ NYY | SEA 45% / NYY 55% |
| BOS @ TOR | BOS 53% / TOR 47% |
| KC @ LAD | KC 34% / LAD 66% |
The Yankees enter this matchup with a slight advantage according to market consensus (NYY -127). The underlying seasonal statistics provide the evidence, particularly concerning pitching and run prevention:
| NYY | .230 | .310 | .720 | 3.28 | 9.08 | 1.17 |
| SEA | .228 | .307 | .681 | 3.79 | 8.65 | 1.20 |
The Yankees demonstrate edges in both offensive production and pitching efficiency, boasting a stronger overall run prevention profile: 3.28 ERA compared to 3.79 ERA for the Mariners.
Kalshi Promo Code TSNEWS: Getting Started
Securing your tiered trading bonus is a clear, multi-step process that grants immediate access to Kalshi’s wide array of markets, including those covering the current MLB schedule. Here is the step-by-step guide to activating your special Kalshi welcome offer:
- Register: Start by clicking on the links on this page and visiting the desktop site. Account creation requires the user to be 18 years or older and physically present in the U.S. You will need to provide standard personal information and proof of identification for regulatory compliance.
- Enter Promo Code TSNEWS: During the registration process, ensure you accurately enter the specific Kalshi promo code TSNEWS. This code is mandatory to link your new account to the tiered welcome offer and guarantee eligibility for the bonus.
- Make a Deposit: To fully unlock the potential offer, a first-time deposit of at least $1 is required. Kalshi provides several secure funding options.
- Complete the Trading Volume: The tiered bonus amount is unlocked once you complete $25 worth of total trading volume. This requirement can be fulfilled through any combination of smaller trades that sum up to $25. Once this trading requirement is met, the randomized sign-up bonus will be credited to your account and ready for use in future market transactions.

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