### Ex-OpenAI CTO Mira Murati's Startup Thinking Machines Lab Achieves $2 Billion Funding Milestone - Thinking Machines Lab, an artificial intelligence startup founded by Mira Murati, the former CTO of OpenAI, has successfully raised **$2 billion** in a seed funding round, achieving a valuation of **$10 billion**. This significant financial backing highlights the growing interest and investment in AI technologies, particularly from high-profile investors and venture capital firms. The funding round was led by Andreessen Horowitz, a prominent venture capital firm known for its investments in technology startups [https://www.maginative.com/article/former-openai-cto-mira-murati-raises-2b-for-thinking-machines-at-10b-valuation]. ### Structure of the Funding Event 1. **Background of the Startup** - Founded by Mira Murati, who previously served as CTO at OpenAI, Thinking Machines Lab is focused on advancing AI technologies [https://www.thedailystar.net/tech-startup/news/former-openai-ctos-new-startup-now-valued-10-billion-report-3922836]. 2. **Details of the Funding Round** - The startup raised nearly **$2 billion** in a seed round, which is considered massive for a company that is only six months old [https://www.moneyweb.co.za/news-fast-news/thinking-machines-raises-cash-at-10bn-valuation]. 3. **Valuation Insights** - The funding round has positioned Thinking Machines Lab at a valuation of **$10 billion**, indicating strong investor confidence in its potential [https://www.indexbox.io/blog/thinking-machines-lab-secures-2-billion-seed-round]. 4. **Investor Participation** - The round attracted top-tier investors, with Andreessen Horowitz leading the investment, showcasing the startup's appeal to major players in the tech investment landscape [https://techcrunch.com/2025/06/20/mira-muratis-thinking-machines-lab-closes-on-2b-at-10b-valuation]. ### Supporting Evidence and Data - **Funding Amount**: $2 billion raised in seed funding. - **Valuation**: $10 billion post-funding. - **Investor**: Led by Andreessen Horowitz, a key player in tech investments. - **Age of Company**: Only six months old at the time of funding. ### Summary of Findings 1. **Significant Funding Achievement**: Thinking Machines Lab has raised **$2 billion**, marking a notable achievement for a nascent startup. 2. **High Valuation**: The company is now valued at **$10 billion**, reflecting strong market confidence in its business model and technology. 3. **Prominent Leadership**: Founded by Mira Murati, the startup benefits from her experience and reputation in the AI sector. 4. **Investor Confidence**: The involvement of leading investors like Andreessen Horowitz underscores the potential seen in the startup's vision and capabilities. In conclusion, the successful funding round for Thinking Machines Lab not only highlights the startup's promising future but also signals a robust interest in AI innovations, particularly those led by experienced professionals from established tech companies [https://en.ain.ua/2025/06/24/thinking-machines-lab-raises-2b].