Data broker and information services company
Appears in 4 stories · Last updated Oct 31, 2026
Developer and operator of CoCounsel Legal
Thomson Reuters' Multinational Profile lets lawyers compare rules across more than 100 countries without leaving CoCounsel Legal. The feature reached US customers in October, after going live in the UK on Oct. 14.
Updated Oct 31
Defendant in the Daniel's Law lawsuit
A federal appeals court ruled Oct. 27 that West Virginia's Daniel's Law, which bars publication of judges' and police officers' home addresses and phone numbers, violates the First and Fourteenth Amendments. The Fourth Circuit affirmed a lower court ruling that the law was a content-based speech restriction that failed strict scrutiny.
Updated Oct 29
As of September 2026: Content provider and partner
OpenAI announced Astra for Law on September 17, configuring its GPT-6 Astra model for legal work. The same weights power the general release. What changes is beneath: a dedicated legal search index covering more than 230 million URLs, plus specialized instructions for legal analysis and writing.
Updated Sep 18
As of August 2026: Launched its first proprietary large language model
Thomson Reuters on Monday launched Thomson, its first proprietary large language model. The company spent $40 million training it on decades of its own content, including Westlaw, Practical Law, Checkpoint, and Reuters material, starting from an open-source Qwen 3.5 base rather than building from scratch.
Updated Aug 26
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