Stilta, an emerging legal technology startup, has successfully closed a $10.5 million seed funding round led by Andreessen Horowitz. The investment, which also includes participation from Y Combinator and various operators from prominent tech firms like OpenAI, aims to accelerate the development of an AI-driven platform designed to modernize the labor-intensive patent litigation process.

The platform was co-founded by CEO Block and Tobias Estreen, alongside Petrus Werner and Oscar Adamsson, after observing the inefficiencies inherent in traditional patent research. Stilta functions as a virtual team of legal specialists, utilizing a network of AI agents to perform complex analytical tasks. Users input patent documentation, and the software automatically searches for conflicting claims, examines filing histories, and evaluates court precedents. According to the company, this system provides litigation-grade reports and claim charts with precise evidence citations, significantly outpacing human-only research capabilities.

By automating the heavy lifting of intellectual property analysis, Stilta intends to lower the financial and operational barriers that have historically made patent enforcement prohibitive for many organizations. Many companies currently possess vast portfolios of dormant patents that remain unanalyzed or unenforced due to the high costs associated with traditional legal workflows. Stilta aims to unlock the latent value in these assets by making the research process both faster and more accessible.

While the legal sector continues to grapple with the integration of generative technology, Stilta emphasizes that its platform is designed to keep human professionals in the driver’s seat. By removing the analytical bottleneck, the company believes it can fundamentally change how corporations approach their intellectual property strategies. As legal tech continues to evolve, Stilta is positioning itself as a key player in a market where efficiency and data-driven insights are becoming the new standard for intellectual property management.