Thomson Reuters CoCounsel Reaches 1 Million Users Across 107 Countries
- Vendors
- Thomson Reuters
- Significance
- High
- Confidence
- Confirmed
Why this matters
This firm has moved past pilots into deployment, with Thomson Reuters in the stack. This is a high-significance signal for buyers benchmarking their panel.
Thomson Reuters announced CoCounsel reached 1M customers across 107 countries, three years after launch as the first AI legal assistant built on GPT-4. Marks the shift from pilot programs to embedded production AI.
"Professionals are not deciding whether to use AI anymore. They are deciding which AI they trust. — Steve Hasker, CEO, Thomson Reuters"
- Significance
- High
- Source type
- Trade Press
Vendors involved
Products
Elsewhere in the market
- OtherOct 6, 2026
Thomson Reuters Launches Next-Generation CoCounsel Legal for UK and Europe
- OtherOct 6, 2026
Thomson Reuters announces next-generation CoCounsel Legal for UK/Europe with senior-associate-level reasoning and Thomson LLM in Tabular Analysis
- Product AdoptionSep 29, 2026
Clark Hill Signs Firmwide Enterprise Agreement with Thomson Reuters for CoCounsel, Westlaw Advantage and Practical Law
Clark Hill
- PartnershipSep 24, 2026
Thomson Reuters Brings HighQ and CoCounsel to ChatGPT Enterprise
- Internal BuildSep 14, 2026
Thomson Reuters launches proprietary 'Thomson' LLM and Next Gen CoCounsel Legal features