According to a report by CB Insights, AI-focused startups have captured 51 % of all global venture capital funding so far in 2025, marking the first time a single sector has commanded a majority share. The United States accounts for roughly 85 % of AI funding and 53 % of deal count, indicating heavy concentration of capital. Certain segments such as developer tools, infrastructure and deep-tech are leading the surge. The trend underscores investor conviction in AI as a foundational layer of future innovation.