I ranked every AI image generator on the May 2026 leaderboards by one number: seconds per image . Not Elo score. Not how pretty the output looks at 1080p. Just: how long does a user wait from prompt to pixels. The result reordered everything I thought I knew about this category. The fastest model in production right now is not from OpenAI, not from Google's flagship line, and not from Midjourney. It's Z-Image Turbo, an open-tier model that ships images in about a second for one cent each. Meanwhile GPT Image 2 — the model topping the quality Elo at 1338 — can take a full minute on a complex prompt. That's a 60x latency penalty for marginal quality gains most apps will never surface. I'll walk the full ranking, the news that made today the moment to read it, and how to pick a model for the job you actually have. The news anchor: why today, May 11-12 2026 Two things landed in the last 48 hours that make this an unusually clean snapshot. First, OpenAI rolled out GPT-5.5 Instant to all ChatGPT users on May 11.…