Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
Scores, valuations, and signals for OpenAI, Tempus AI, and 370+ companies. 5-min read every Tuesday.
OpenAI is valued at $852B — the world's most valuable AI company, backed by $27B in funding. Track IPO readiness score, funding rounds, and timeline.
| Industry | Artificial Intelligence |
| Stage | Pre-IPO |
| IPO Status | Pre-IPO |
| Valuation | $852B |
| Total Funding | $55.4B |
| Headquarters | San Francisco, CA |
AI-powered precision medicine platform analyzing clinical and molecular data.
| Industry | Biotechnology |
| Stage | Recent IPO |
| IPO Status | Public |
| Valuation | $8B |
| Total Funding | $1.3B |
| Headquarters | Chicago, IL |
OpenAI is valued at $852B. Tempus AI is valued at $8B. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.
OpenAI has raised $55.4B. Tempus AI has raised $1.3B.
OpenAI is currently pre-IPO. Tempus AI is currently already public. Track both on TechStackIPO for S-1 filings and IPO announcements.
OpenAI operates in Artificial Intelligence, while Tempus AI operates in Biotechnology.
OpenAI is a Artificial Intelligence company valued at $852B with $55.4B raised. Tempus AI is a Biotechnology company valued at $8B with $1.3B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor data.
Accredited investors can access pre-IPO shares in OpenAI and Tempus AI through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.