Thomson Reuters rebuilds CoCounsel Tax, Audit & Accounting around AI agents

Thomson Reuters launched a rebuilt CoCounsel Tax, Audit & Accounting platform where AI agents plan assignments, run calculations and draft documents using its 12-million-document Checkpoint database. It is available to all U.S. customers, supports multiple AI models and MCP connections to tools like Claude and Copilot.

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Thomson Reuters rebuilds CoCounsel Tax, Audit & Accounting around AI agents

Platform builds amortization schedules, spreadsheets and memos with live formulas
Checkpoint research database holds over 12 million primary and analytical documents
Python routines cross-check calculations; users see citations and assumptions
Integrations include UltraTax, Engagement Manager, Guided Assurance and MCP

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