Thinking Machines Lab Raises $2 Billion, Announces Cofounders in Record Seed Funding Round

Thinking Machines Lab, founded by top AI researchers, has raised a record $2 billion seed round, valuing the company at $12 billion. The funding round was led by Andreessen Horowitz and included Nvidia, Accel, Cisco, and AMD. CEO Mira Murati, a former OpenAI CTO, will lead the company, which is developing multimodal AI that interacts with humans through conversation, sight, and collaboration. Thinking Machines Lab plans to release its first product within the next few months and will include a significant open source component.

Thinking Machines Lab, a cutting-edge artificial intelligence company, has secured a record-breaking $2 billion seed round, valuing the startup at $12 billion. The funding round, led by Andreessen Horowitz, also included participation from Nvidia, Accel, Cisco, and AMD [1].

The company, founded by a group of top AI researchers who left OpenAI, aims to develop multimodal AI systems that interact with humans through conversation, sight, and collaboration. CEO Mira Murati, a former OpenAI CTO, will lead the company as it works towards releasing its first product within the next few months [2].

Thinking Machines Lab plans to include a significant open-source component in its first product, making it useful for researchers and startups developing custom AI models. The company also intends to share its research to help the broader AI community understand frontier AI systems [3].

The massive funding round underscores the intense competition in the AI sector and the premium placed on top AI talent. It also highlights the growing investor enthusiasm towards new AI startups, despite some questions about tech industry spending [4].

References:
[1] https://www.wired.com/story/thinking-machines-lab-mira-murati-funding/
[2] https://yourstory.com/ai-story/former-openai-cto-mira-murati-thinking-machines-lab-raises-money
[3] https://www.reuters.com/technology/mira-muratis-ai-startup-thinking-machines-raises-2-billion-a16z-led-round-2025-07-15/
[4] https://www.marketscreener.com/quote/stock/CISCO-SYSTEMS-INC-4862/news/Mira-Murati-s-AI-startup-Thinking-Machines-valued-at-12-billion-in-early-stage-funding-50515546/