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● TRACKER Updated 21d ago · 5 sources tracked

Here's how Thomson Reuters is loosening Claude's costly grip

Thomson Reuters has developed its own proprietary AI model, trained on Westlaw and Practical Law content, to reduce its dependence on Anthropic's Claude, which has been costly. The company has launched Thomson 1.0, its own large language model (LLM), for legal work. Despite this, Thomson Reuters still uses Claude's model in some areas.

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  • ✓ Thomson Reuters has launched its own proprietary AI model, Thomson 1.0, for legal work.
  • ✓ The model was trained on Westlaw and Practical Law content.
  • ✓ Thomson Reuters still uses Anthropic's Claude model in some areas.
🛡️ Source Corroboration: 5 independent reporting domains (75% confidence) ⏱ Read time: ~2 min

What changed

Thomson Reuters launched its proprietary AI model, Thomson 1.0, for legal work, trained on its own content.

Live updates

  1. Thomson Reuters launches proprietary AI model, reduces reliance on Claude

    Thomson Reuters has developed its own proprietary AI model, trained on Westlaw and Practical Law content, to reduce its dependence on Anthropic's Claude, which has been costly. The company has launched Thomson 1.0, its own large language model (LLM), for legal work. Despite this, Thomson Reuters still uses Claude's model in some areas.

    Why it matters

    Thomson Reuters' move to develop its own AI model is part of a larger effort to increase efficiency and reduce costs associated with using third-party AI models. The company's decision to invest in its own AI technology reflects the growing demand for AI-powered solutions in the legal industry. By developing its own model, Thomson Reuters can better control the output and tailor it to its specific needs.

    What is confirmed

    • Thomson Reuters has launched its own proprietary AI model, Thomson 1.0, for legal work.
    • The model was trained on Westlaw and Practical Law content.
    • Thomson Reuters still uses Anthropic's Claude model in some areas.

    Still unconfirmed

    • Thomson Reuters' use of Claude's model has been costly.

    What to watch next

    • Further updates on Thomson Reuters' use of its proprietary AI model
    • Details on the performance and adoption of Thomson 1.0
    • Potential changes in the company's reliance on third-party AI models
    Sources used for this update (5)
    1. Business Insider — Here's how Thomson Reuters is loosening Claude's costly grip
    2. SiliconANGLE — Thomson Reuters launches proprietary AI model for legal work
    3. Artificial Lawyer — TR CEO Steve Hasker on Thomson 1.0
    4. LawSites — Thomson Reuters Launches Thomson, Its Own Proprietary LLM Trained on Westlaw and Practical Law Content
    5. The New Stack — Thomson Reuters trained its own AI model. Then it kept using Anthropic’s anyway.
    confidence 75%
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