JAKE PAUL accused KSI that he challenged him to "everything but an actual fight" during a Twitter feud between the YouTube rivals.
KSI will be returning to the ring on Aug 27, two weeks after Paul was due to fight next.
KSI engaged in a Twitter feud alongside Jake Paul
The American instead confirmed that he will be making a comeback in New York on August 6.
After he had been involved in a verbal war with KSI - real-name Olajide Olayinka Wilkins Olatunji - he made the announcement.
KSI, 28 tweeted: "You should fight your own card on August 27th, so that we can see who gets the most PPVs."
"Especially because you might not even fight on the 13th anymore. The real power will then be revealed."
READ MORE BOXING STORIES
Paul, 25 years old, replied: "You want to challenge me in every other area than an actual fight."
He added, "BTW Thanks for helping me launch today's announcement at Madison Square Garden on August 6th."
KSI responded: "That will happen soon brother, just need you to let all of your fanboys and fans know why I'm on the A-side."
British celebrity boxed before three times, first beating 26-year-old Joe Weller in 2018.
FREE BETTING AND SIGN-UP DEALS - THE BEST NEW CUSTOMER OFFERINGSHe also drew against Logan, his brother at the time, in the same year. They won their rematch by split-decision a year later.
Former rivals are now business partners and own Prime sports drink together.
Paul, the younger brother, is still involved in a rivalry against KSI that could lead to a grudge match.
