Tempus AI vs Grok
Side-by-side comparison of AI visibility scores, market position, and capabilities
AI precision medicine company. NASDAQ: TEM. 2025 revenue $1.27B (+83% YoY). World's largest clinical/molecular data library. Founded 2015, Chicago. 2026 guidance ~$1.59B.
About
Tempus AI is an AI-powered precision medicine company founded in 2015 by Eric Lefkofsky in Chicago, Illinois. The company has built the world's largest library of clinical and molecular data, comprising over 40 million research records including 1.5 million with matched clinical-genomic data. Tempus provides precision medicine services across oncology, cardiology, radiology, and depression through Genomics, Data and Services, and AI Applications product lines.
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.
About
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.
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