It's looping and eating my credit

Screen Recording 2025-08-22 at 12.23.06 AM

it’s thinking and solving and then thinking again. it’s in the loop. eat most of the credit.
when I use with purchased credit Agent Mode not work ? where is the model selector ?
can’t we able to choose what model to use? before agent mode, with gpt5 is working fine.

somebody enlighten me

It’s useless. V0 doesn’t listen to our opinions at all.

Same is with me