I had the free Claude Max for Open Source plan, but haven't paid for it again now that it lapsed. I haven't used Claude for ages anyway, the way it talks really annoys the hell out of me, Codex App & models are far nicer IME.
2) No
3) I'm happy with the Codex/ChatGPT desktop app, works super well. Also use the Codex VSCode plugin a bit, and started recently experimenting with herdr. Used to use Cursor but I switched when Musk bought it. Very very occasionally I use some other thing like opencode or pi for targeted situations, or Codex in the CLI
4) No
5) No
I don't have the bizarre need to have dozens of agents going at once in my work or personal time, already feel flat out at work just using Codex w/ worktrees for a few concurrent projects at a time. I feel more productive than ever, I don't see how I could add more without being overwhelmed