Question: Are there any AI-powered legal research tools that can answer questions about legislation and case law?

CoCounsel is an AI legal assistant that automates a range of legal work, including document review and contract analysis. It's based on OpenAI's GPT-4 technology, which is designed to be accurate and secure, and is suited for transactional and litigation work. CoCounsel can spot important documents, extract relevant information and offer full answers with citations.

vLex provides a broad legal research platform with a massive library of more than 1 billion documents from 100 countries. It also has AI tools to summarize documents, extract key facts and flag potential risks. vLex's abilities also include comparative legal analysis and multi-jurisdictional search, so it's useful for lawyers who need to research legal matters in detail and efficiently.

Harvey is geared for the biggest law firms, which often have the most complex legal matters that span multiple practice areas. It's trained on large-scale legal work in specific domains to improve lawyers' workflows with abilities like document drafting, analysis and query. Harvey is built on Microsoft Azure and follows industry standards, so it's a secure and reliable foundation for lawyers.