(CNN) Political strategist Ace Smith said he thinks his client Sen. Kamala Harris would be "both a brilliant candidate" and "an amazing President," but whether or not she intends to run in 2020 is still unknown.

Smith, whose firm worked with Harris on her state attorney general and US Senate campaigns, said the California Democrat has a "wonderful ability to connect and communicate with folks."

"But she also has a depth of knowledge and experience actually doing things," he told David Axelrod on "The Axe Files," a podcast from the University of Chicago Institute of Politics and CNN, citing her experience as California attorney general.

However, the likelihood of her running for president "is known only to her."

"I think everyone, just not her, is going to need to make a decision pretty quickly after the midterms," Smith said.

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