I’ve been sharing details for 4 months already: Cloud agent can't connect via api3.cursor.sh
This frustration that you’re seeing wasn’t born from one day to the other…
try a different model (Claude Sonnet 4.6) like I suggested above.
I’m doing a financial application here, where every detail matters. I don’t want a dumber model screwing everything up or introducing a bug that might cost me money later in the future.