I use it as a rubber duck. I found it very useful to articulate my thoughts with and come to sensible solutions. I don't use it agentically. I force myself to write all the code myself so I know my code base well and to be sure that I'm always learning.

The pro subscription limit seems to be quite generous for the price and quality. However, I feel more often than not it ignores my prompts that ask it to search the internet (which is ironic considering it's Google).