Key Findings
Google’s Sweep Signals Enterprise AI Consolidation
Topping all four rankings—absolute and growth, customers and spend—suggests Google’s Gemini push is translating into enterprise procurement. The full-stack advantage (Workspace integration, Vertex AI, GCP) is converting to revenue.Anthropic Outperforms OpenAI on Spend
OpenAI ranks third by new customer count but does not appear in the top five by new spend. Anthropic ranks second in both spend categories. Enterprise customers are spending more per seat on Claude than on ChatGPT.The “Emerging” Category No Longer Applies
More than a third of companies now pay for OpenAI; Anthropic is not far behind. These are no longer emerging vendors—they are infrastructure.The Next Adoption Wave
Smaller players reveal what’s coming:- n8n: Workflow automation
- Clerk: Authentication
- Replit: AI coding
xAI’s Enterprise Gap
xAI appears fifth in customer count growth but absent from spend rankings. Ramp’s AI Index shows only 2 percent of US businesses use xAI versus much higher penetration for OpenAI, Anthropic, and Google.Strategic Implication
Investors expect 2026 to determine AI winners and losers, but Ramp’s data suggests the sorting has already happened. Google, Anthropic, and OpenAI dominate enterprise procurement; everyone else competes for niches. Source: RampFrequently Asked Questions
What is the next adoption wave?
n8n: Workflow automation. Clerk: Authentication. Replit: AI coding








