Best AI for legal tasks
AI is changing legal work at every level — from contract review to case research to first-draft generation. These tools are doing the most useful work today, though none replace qualified legal counsel.
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Harvey AI is purpose-built for law firms, trained on legal corpora, and used by Am Law 200 firms for drafting, discovery, and research.
Harvey AI is a generative AI platform built for legal professionals, offering contract analysis, legal research, due diligence, regulatory compliance review, and drafting assistance. Trained on legal data and adopted by major law firms and in-house legal teams, Harvey reduces time spent on routine legal work while maintaining the precision professional practice demands.
Claude is exceptionally good at reading and summarizing long legal documents, flagging unusual clauses, and drafting contract language with careful hedging.
Claude is Anthropic's AI assistant, built for accuracy, nuance, and long-context reasoning. Running on Claude 3.7 Sonnet, it handles text, code, documents, images, and web search with a 200,000-token context window — the largest of any major AI assistant. Claude is the preferred choice for researchers, writers, and developers who prioritize careful, trustworthy output over raw speed.
ChatGPT is the most accessible option for legal Q&A, NDA drafts, and explaining complex legal concepts in plain language.
ChatGPT is OpenAI's flagship AI assistant, built on GPT-4o and used by over 100 million people worldwide. It handles text, code, image generation, voice conversations, web search, and file analysis — making it the most feature-complete general-purpose AI chatbot available. Free users get GPT-4o with daily limits; ChatGPT Plus ($20/month) unlocks higher rate limits and newer reasoning models.