Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
Scores, valuations, and signals for OpenAI, Synthesia, and 370+ companies. 5-min read every Tuesday.
OpenAI is valued at $920B — the world's most valuable AI company, backed by over $65B in funding. The company recently restructured as a Public Benefit Corporation to support its mission of developing safe AGI.
| Industry | Artificial Intelligence |
| Stage | Pre-IPO |
| IPO Status | Private |
| Valuation | $920.0B |
| Total Funding | $65.4B |
| Headquarters | San Francisco, CA |
Synthesia is the enterprise AI video platform enabling 65,000+ businesses to create training, sales, and marketing videos using AI-generated avatars without cameras, actors, or studios. Valued at 4B USD with 536M raised, Synthesia crossed 100M ARR in April 2025 and raised 200M Series E led by Google Ventures in January 2026. Top European AI IPO candidate as AI video generation disrupts the 100B+ video production market.
| Industry | Artificial Intelligence |
| Stage | Series D |
| IPO Status | Private |
| Valuation | $4.0B |
| Total Funding | $506M |
| Headquarters | London, UK |
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OpenAI is valued at $920.0B. Synthesia is valued at $4.0B. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.
OpenAI has raised $65.4B. Synthesia has raised $506M.
OpenAI is currently private. Synthesia is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.
OpenAI operates in Artificial Intelligence, while Synthesia operates in Artificial Intelligence.
OpenAI is a Artificial Intelligence company valued at $920.0B with $65.4B raised. Synthesia is a Artificial Intelligence company valued at $4.0B with $506M 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 Synthesia 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.