ChatGPT vs Gemini Traffic Trend in 2025 Shows Why OpenAI Raised Code Red

In a post on X, Similarweb shared the “generative AI website worldwide traffic share” data. The web traffic analytics platform revealed how the footfall for various AI websites changed over the course of the last 12 months, or the entirety of 2025. One of the biggest takeaways was the decline of ChatGPT’s traffic share, which dropped from 86.7 percent to 64.5 pe…