Westlaw
PulseAugur coverage of Westlaw — every cluster mentioning Westlaw across labs, papers, and developer communities, ranked by signal.
1 day(s) with sentiment data
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Microsoft enters legal AI race with Copilot for Legal
Microsoft has launched Copilot for Legal, an AI tool integrated into its Microsoft 365 suite, offering over 20 legal AI skills. While a later entrant than competitors like Anthropic, Google, and OpenAI, Microsoft's exis…
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AI training data copyright ruling impacts legal tech; Microsoft integrates more AI into Windows
A recent court ruling has determined that headnotes created by Westlaw are copyrightable, rejecting the argument that they are uncopyrightable facts or insufficiently transformative. This decision, affirmed by the Third…
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Court rules AI training on copyrighted data is not fair use
A US appeals court has ruled that using copyrighted material for AI training data does not constitute fair use. The court upheld a decision against Ross Intelligence, finding that the legal research company infringed on…
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AI company loses fair use defense in copyright infringement case
The Third Circuit has ruled against an AI company's fair use defense, determining that training an AI on a competitor's copyrighted material constitutes copyright infringement. This decision stems from a lawsuit filed b…
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Thomson Reuters boosts legal agent accuracy with tools over training
Thomson Reuters has significantly improved its CoCounsel legal agent by prioritizing the integration of domain-specific tools over extensive model training. By equipping the agent with tools like the Litigation Document…
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Thomson Reuters launches its own frontier AI model
Thomson Reuters has launched its own frontier model, leveraging its extensive data assets. This new model aims to enhance its existing platforms like Thomson Reuters Eikon and Westlaw. The company is utilizing generativ…
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Thomson Reuters invests $40M in proprietary AI model
Thomson Reuters is investing approximately $40 million over two years to develop its proprietary AI language model, named "Thomson." This model is built upon Alibaba's Qwen architecture. The company's strategy emphasize…
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Anthropic's Fable AI excels in legal research, outperforming competitors
A user conducted a comparative test to evaluate the effectiveness of AI models for legal research, specifically comparing Anthropic's Fable model against Opus, Sonnet, and Haiku, as well as traditional legal research pl…
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Perplexity launches AI agent for legal teams, routing 20+ models
Perplexity has launched Computer for Counsel, an AI agent designed to assist legal professionals with administrative tasks and research. This new product, available to Enterprise and Max subscribers, acts as a workflow …
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AI faces structural barriers in legal practice due to data control
Despite high reported AI adoption rates, the legal profession has seen limited integration of AI into core workflows due to significant structural barriers. These barriers include a "data moat" controlled by a few major…
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Anthropic launches legal AI tools with 20+ integrations, targeting Big Law
Anthropic has launched over 20 new integrations and plugins designed for legal workflows, embedding its Claude AI across Microsoft 365 tools and partnering with major law firms. These tools aim to improve tasks like M&A…
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RAG Systems Hit Accuracy Ceiling, Struggle with Complex Queries, Analysis Shows
Retrieval-Augmented Generation (RAG) systems face a performance ceiling, with even advanced implementations struggling to exceed 70-85% accuracy on complex enterprise queries. Despite improvements in hybrid search and a…
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Lawyer fabricates citations, faces consequences for AI-generated legal research
An attorney faced disciplinary action after submitting a legal brief containing fabricated citations. The opposing counsel identified the issue in their response, but the attorney failed to address it. This incident hig…