Current contract: Has three years of arbitration left. Can become a free agent after 2028 season.

<p>Diaz is projected to return as Houston's primary catcher, anchoring the position for 2026. His primary role makes Caratini the backup, with Diaz’s development driving lineup decisions and plate appearances. Diaz's continued growth remains central to the Astros' offensive plan.</p><p>Diaz's emergence shapes the backstop dynamics, emphasizing a plan that balances development with veteran depth and potential upside in the middle of the order.</p>

Diaz homered for his 20th of the year, contributing to Houston's power surge down the stretch and illustrating his role in the improving lineup.

Solo homer in the fifth as part of Houston’s power surge; Diaz flashed the left-handed power that headlines fantasy potential.

Diaz steps in behind the plate for Houston, providing a catcher’s presence in a lineup forced to improvise around injuries and seek continued run production in late-season games.