Why my gpt 4o first shows some context, but then transfer it to some codes?

[zhaorul2]

first it shows some formulas, but then it change to some codes. Do u guys know how to solve it?

[TcaoTuesday23]

Same issue for me, everything works fine yesterday

[adjustment00x]

The issue is being discussed here for hours
See Topic: [ChatGPT Latex is not Compiling]