February 26, 2026

Three years ago, the legal industry was introduced to an unprecedented innovation: CoCounsel, the first AI legal assistant, developed by the global information powerhouse Thomson Reuters. Today, this pioneering technology celebrates a significant milestone, having reached 1 million users. This achievement marks a transformative era in legal practice, where artificial intelligence becomes a fundamental part of the legal toolkit.
Launched in 2023, CoCounsel was designed with the objective of enhancing the capabilities of lawyers by automating routine tasks, analyzing legal documents, and offering predictive insights on legal outcomes. Its integration into everyday legal practice aimed to increase efficiency, reduce costs, and democratize access to legal resources, making high-quality legal advice more accessible to a broader audience.
The rapid adoption of CoCounsel underscores a growing trend in the legal profession towards embracing digital tools. Legal professionals have reported substantial improvements in productivity and accuracy in their work, attributing these gains to CoCounsel's advanced algorithms and user-friendly interface. The AI assistant has been particularly praised for its ability to adapt to individual user needs through machine learning, becoming more intuitive and effective the more it is used.
Thomson Reuters has not only celebrated this milestone but also teased exciting future developments for CoCounsel. Without revealing too much, the company hinted at upcoming features that could include more sophisticated predictive analytics, broader integration with other Thomson Reuters technology products, and enhanced capabilities for handling complex legal scenarios. These enhancements aim to set CoCounsel apart not just as a tool for legal research and routine task automation, but as a comprehensive legal adviser capable of strategic thinking and decision support.
As CoCounsel continues to evolve, its impact on the legal industry is expected to deepen, potentially reshaping practice norms and client expectations. This ongoing transformation highlights a crucial shift in the legal landscape, where technology's role becomes not just operational but also strategic, offering new ways to approach legal challenges and service delivery.
The journey of CoCounsel from a novel idea to a critical asset in modern legal practice illustrates the potential of AI in professional services. With a million users already benefiting from its capabilities, the future of legal work looks increasingly innovative and informed by technology. As Thomson Reuters continues to push the boundaries of what AI can achieve in the legal field, the industry watches eagerly, anticipating the next leap forward in legal technology.