New players can sign up with Kalshi promo code MILE15 and trade $15 on Mets vs. Phillies to unlock a $15 bonus. Start the registration process by clicking here.



This guide clearly outlines how to claim this promotion, which delivers a $15 sign-up bonus unlocked after making $15 in trades. This welcome bonus provides excellent flexibility, allowing you to trade on the Mets-Phillies matchup as well as any other MLB prediction markets available this week. LEt’s take a closer look at the details of this Kalshi promo.

Kalshi Promo Code MILE15: Get $15 Bonus for Mets-Phillies

To capitalize on this promotion, new Kalshi customers earn a $15 sign-up bonus when registering to trade on upcoming events, including the Mets and Phillies showdown. This offer is an ideal entry point for those exploring prediction markets for the first time, providing extra capital to use on baseball trades.

Claiming the bonus is straightforward. First, eligible new Kalshi customers must make a first-time deposit of at least $1 into their account. The $15 bonus officially unlocks once the user executes $15 in trades on Kalshi’s prediction markets. Please note that Kalshi operates in most states across the country, and users must be at least 18 years old to participate.

Mets vs. Phillies Preview

When analyzing the upcoming matchup, prediction markets favor the home team to come away with a victory. Below is a breakdown of the full-game win probabilities for the contest.

  • Philadelphia Phillies: 55% win probability
  • New York Mets: 45% win probability

Based strictly on season-long performance, taking a position on the Phillies represents the more reliable trade. Philadelphia holds a robust 54-43 overall record, signaling consistent success on the diamond. Conversely, the Mets have struggled throughout the 2026 campaign, entering this matchup with a 40-57 record. Given the Phillies’ superior overall win-loss profile, the prediction markets rightfully support their status as the favorite. Don’t miss out on the chance to go all in on this NL East matchup.

How to Activate Kalshi Promo Code MILE15

Ready to get in on the action for the upcoming showdown between the New York Mets and the Philadelphia Phillies? Claiming your welcome offer requires just a few simple steps. Follow this guide to activate your bonus and start trading:

  • Create Your Account: Register for a new account by providing standard personal information. You will also need to submit proof of identification to securely verify your profile.
  • Enter the Promo Code: During the registration process, be sure to enter the promo code MILE15 to opt into the promotion.
  • Make a Deposit: Fund your new account with a first-time deposit of at least $1.
  • Start Trading: To unlock the bonus, you need to execute $15 worth of trades on Kalshi’s prediction markets. You do not have to place a single $15 trade; a cumulative sum of $15 across multiple trades will satisfy this requirement.

Once your total trades reach the $15 threshold, your $15 sign-up bonus will be unlocked and available in your account, giving you extra funds to utilize as the Mets and Phillies take the diamond. This is a standalone game on Thursday, which means its the perfect time to sign up and start reaping the rewards.