It feels like GPT-5 has become less intelligent. | Voters

It feels like GPT-5 has become less intelligent.

kanniti phajuang

When it was first released, GPT-5 seemed almost as capable as Claude Sonnet 4, but now it struggles to solve problems. Its reasoning process feels oddly different, almost as if something has changed.

August 19, 2025

Hakim

Yes, GPT-5 has very surprising behaviors. He can sometimes be very effective (even if he takes a very, very long time to do his work) and sometimes he doesn't follow instructions and gets stuck in the wrong directions even if we tell him what to do. It seemed to work better at first