I Cancelled Codex Two Months Ago. Opus 4.7 Brought Me Back.

I let my OpenAI Pro subscription lapse two months ago. Claude Max 20x was covering everything. Last week I renewed ChatGPT Pro. Two hundred dollars a month on top of Claude Max. Anthropic released Opus 4.7 on April 17. Within five days, I went from one AI subscription to two. Here's why. The regression was real — and someone measured it. AMD engineer Stella Laurenzo analyzed 6,852 Claude Code sessions with 234,760 tool calls. The finding: Opus 4.7 used 80x more API requests and 170x more input t