Total Search Dominance Index
The macro search landscape remains structurally unchanged. Google ticked back up to 90.6%, retracing its April slight dip, while AI platforms collectively edge to 0.3% share; progress is directionally real but still statistically marginal. Bing eased slightly to 5.0%, continuing its sideways drift.
AI-Specific Search Index
May belongs to ChatGPT's comeback story. After 3 months of share erosion, it surged back to 84.7% AI share, recovering nearly all of what it had lost since February. Gemini gave back most of its March to April gains, dropping from 13.2% to 9.2% in a single month. Claude slipped modestly from 3.6% to 2.8% but remains well above its pre-March baseline, suggesting its acceleration was structural, not seasonal. Perplexity continued its quiet fade to 3.3%.
Monthly Market Trends By AI Engine
ChatGPT bounced back big in May, up 5.7 points from April; something clearly got people excited. Gemini had been quietly growing for months but suddenly dropped 4.0 points in one go. Claude took a small step back, down 0.8 points, but is still way more popular than it was just six months ago. Perplexity, meanwhile, keeps shrinking, down 0.9 points and at its fewest visitors ever in our data.
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