The eleventh episode of Season 13, and the two hundred and ninety-eighth episode of America's Got Talent overall, aired on August 14, 2018. It was the first of three Quarterfinals performance episodes and took place in the Dolby Theatre. 12 acts performed for 7 spots in the Semifinals.
|1. Mochi||Multimedia Juggler|
|2. Human Fountains||Novelty Act|
|3. Angel City Chorale||Choir|
|4. The PAC Dance Team||Dance Group|
|5. Amanda Mena||Singer|
|6. Junior New System||Dance Group|
|7. We Three||Band|
|8. Lord Nil||Escape Artist|
|10. Shin Lim||Magician|
|11. Vicki Barbolak||Stand-up Comedienne|
|12. Courtney Hadwin||Singer/Dancer|
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