Looking at their entire kits Ahri is extremely overloaded
You don't know what you're talking about. Look at actually overloaded people, like Ekko or Camille. People who actually are overloaded. Ahri does damage, some true, has a simple CC, 3 dashes on a relatively high CD, and a speed boost. Ekko had 3 slows, a stun, waveclear, mobility on a shorter CD + a speed boost, can Nope his way out of most surprises sticks to people amazingly, can do burst and widdle people down.
Shit Ton more safe while being able to assassinate people with ease
I forgot that Xerath was an assassin.
zero bad matchups
Lissandra, pre-nerf Leblanc, Yasou (though that's a skill match up honestly), Swain, Syndra. Potentially Veigar.
The only time an Ahri loses lane is when she makes a mistake
Technically, anyone who lost lane made a mistake somewhere along their fight.