Side-by-side comparison of AI visibility scores, market position, and capabilities
Epic holds over 42% of U.S. acute care hospital EHR market share and is embedding AI across 150+ clinical workflows for 2026, while facing antitrust scrutiny.
Epic Systems Corporation was founded in 1979 by Judith Faulkner and is headquartered in Verona, Wisconsin, remaining privately held with Faulkner as majority owner. The company develops large-scale electronic health record systems and reports that more than 305 million patients have a record in Epic, covering the majority of U.S. academic medical centers and large health systems including Kaiser Permanente, Mayo Clinic, Johns Hopkins, and Cleveland Clinic. Epic commands approximately 42% of U.S. acute care hospitals and nearly 55% of acute care hospital beds, making it the undisputed market leader in enterprise EHR.
AI assistant by xAI (Elon Musk); Grok 3 topped reasoning benchmarks in Feb 2025; 1M+ paying subscribers in week one; real-time X post access; distributed via X Premium; xAI valued at $24B.
Grok is the AI assistant developed by xAI, Elon Musk's AI company founded in 2023, and distributed primarily through X (formerly Twitter). Grok launched in November 2023 as an X Premium perk, with the notable differentiator of real-time access to X posts and a less restricted, more direct conversational style. Grok 3, released in February 2025, achieved top scores on the AIME math reasoning benchmark and ARC-AGI test, briefly positioning xAI as a frontier model lab.
Monitor how your brand performs across ChatGPT, Gemini, Perplexity, Claude, and Grok daily.