The prediction was that Joe Biden would not voluntarily drop out of the 2024 presidential race and would run through the November 2024 election.

In reality, Biden ended his reelection bid on July 21, 2024, announcing in a public letter that he would "stand down" from the campaign and not seek reelection, and that he would instead focus on serving out the remainder of his term while endorsing Kamala Harris as the Democratic nominee. (dallasnews.com) Harris went on to become the nominee, and Biden was not on the ballot in November 2024. (en.wikipedia.org)

Although there was substantial pressure from Democratic leaders and donors for him to step aside, the literal outcome that matters for evaluating the prediction is that he did, in fact, withdraw and did not run in the November election, directly contradicting the forecast that he would "go for it" and stay in the race through Election Day.

Therefore, the prediction is wrong.