Well, forget all that — because it looks like they're actually dating now.
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Entertainment Tonight has the scoop, with sources claiming that the 47-year-old actor is for real dating the 27-year-old model.
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"Gigi and Leo are dating and into each other," a source told ET.
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The source also said that the couple "looked very flirty" during a recent NYC outing at Casa Cipriani. "They were sitting in the dining room area and were canoodling and having a fun night out with each other," they said.
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A second source noted that they're "having a good time together and Leo is very attracted to Gigi."
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All of this comes after Leonardo broke up with his partner of four years, Camila Morrone, last month. Seems like things are moving, uh, fast! We'll let you know if there's any more developments to come.