What's Happening?
Thomson Reuters has launched CoCounsel for Tax, Audit and Accounting, an AI platform designed to perform complex, multi-step workflows by writing and executing its own computer code. This new functionality allows the AI to handle tasks such as calculating
depreciation, amortization, and required minimum distributions, as well as gathering client documents, building multi-tab Excel workbooks with live formulas, and drafting memos. According to David Wong, chief product officer, previous AI versions struggled with complex tasks or slight deviations from learned patterns. The new CoCounsel aims to provide sophisticated problem-solving and independent tool use, enabling it to interpret complex tax forms and produce workpapers. Lucas Adams, vice president of engineering, highlighted that the AI's ability to write and run its own code, including Python, allows it to verify calculations and build entire workbooks and Excel files from scratch, rather than just processing CSV outputs. The platform is designed to check and correct itself in real time, ensuring accuracy in a domain with low tolerance for error.
Why It's Important?
This development is significant for the U.S. accounting, audit, and tax professions, which often deal with complex, layered rules and a high demand for accuracy. By automating intricate calculations and document generation, CoCounsel can potentially free up professionals from repetitive tasks, allowing them to focus on higher-value analytical and advisory work. The platform's ability to write and execute code means it can adapt to specific scenarios and verify its own outputs, which is crucial in fields where errors can have substantial financial and legal consequences. This shift could lead to increased efficiency, reduced manual errors, and faster turnaround times for clients. However, it also implies a need for professionals to adapt to a new workflow where their role shifts from execution to review and oversight of AI-generated work, potentially impacting job roles and training requirements within firms.
What's Next?
The new CoCounsel Tax, Audit & Accounting platform is currently available to all customers in the United States, with Thomson Reuters planning to roll out additional features and capabilities in the future. The adoption of this technology will likely prompt accounting and tax firms to evaluate their current workflows and integrate AI tools into their operations. This could lead to a demand for new skill sets among professionals, focusing on AI oversight, data interpretation, and strategic decision-making rather than manual computation. Furthermore, the success and widespread adoption of CoCounsel could encourage other technology providers to develop similar advanced AI solutions for specialized professional services, fostering increased competition and innovation in the sector. Firms will need to establish robust review processes to ensure the accuracy and compliance of AI-generated outputs.
Beyond the Headlines
The introduction of AI that can write and execute its own code raises deeper implications regarding the nature of professional work and the future of automation. While presented as a tool to assist professionals, the increasing autonomy of AI agents in complex tasks like tax and accounting could lead to a redefinition of expertise. The ethical considerations around AI's 'judgment' and decision-making processes, especially in sensitive financial matters, will become more prominent. Joel Hron, chief technology officer, emphasized that the system is built to reason from correct facts and authority, not just perform math, suggesting an embedded layer of professional judgment. This highlights a long-term trend where AI systems are not just data processors but are designed to emulate human reasoning and expertise, potentially transforming educational curricula for future professionals and raising questions about accountability when AI-driven errors occur.













