Claude 4.6 Opus just launched — so I put it head-to-head with Gemini 3 Flash in nine tough tests covering math, logic, coding ...
See 10 good vs bad ChatGPT prompts for 2026, with examples showing how context, roles, constraints, and format produce useful answers.
As browser restrictions limit identifiers, PPC measurement relies more on redundancy, modeling, and inference than perfect tracking.