The models keep getting stronger. The room to use them can feel smaller. OpenAI says paid ChatGPT and Codex will share a token allowance from December. Claude's paid plans generally apply five-hour and weekly budgets across apps. Gemini warns limits can shift with demand. Not every provider has cut usage. Some limits have risen. But heavy users face a squeeze: advanced features compete for finite allowances. Hit the ceiling, and you wait, switch models, upgrade—or pay more.