So in Webster words talk, caught and bought are written as ˈtȯk, ˈkȯt, ˈbȯt but I also read in some textbooks on General American English accent that those words are also pronounced as ˈtäk ˈkät ˈbät. So I don't know what pronunciation is

I browsed lots of questions and answers here but I didn't find an answer to my question... How are these words 'talk', 'caught', 'bought' pronounced in General American English? Do you say long 'o' like it is in