no me creo

don't believe me

→ no
phrase Common #7,831
don't believe me The verb changes according to the subject: no me crees means “you don't believe me,” while no me creo can mean “I don't believe it” or “I don't believe myself,” especially before an adjective such as capaz.
SP: No me creo que hayas terminado tan rápido.
EN: I can't believe you finished so quickly.

No me creo esto.

I don't believe this.

— Rang De Basanti (2006)

No me creo que sea el mismo coche.

I don't believe it's the same car.

No me creo más lista que tú.

I don’t think I’m smarter than you.

— La gran enfermedad del amor (2017)

No me creo superior, pero tampoco me siento inferior.

I don't consider myself superior, but I don't feel inferior either.

— Una segunda madre (2015)

No me creo esa excusa.

I don't believe that excuse.

No me creo que sea abogado.

I can't believe he's a lawyer.

No me creo tu historia.

I don't believe your story.

Casi no me creo lo que pasó después.

I can hardly believe what happened next.

— Uno de los nuestros (1990)

No me creo lo que dice Tom.

I don't believe what Tom says.

No me creo que seas su padre.

I can't believe you're his father.

— La dolce vita (1960)

Yo no me creo todo lo que Tom dice.

I don't believe everything Tom says.

No me creo ni una palabra.

I don't believe a word of it.

— El hundimiento (2004)

No me creo tu cuento.

I don't buy your story.

De ninguna manera, no me creo eso de ser macho.

No way—I don't buy into that whole "macho" thing.

— American Splendor (2003)