Foundational AI models like ChatGPT, Claude, and Gemini are general-purpose AI assistants increasingly used by Australian lawyers for research, drafting, analysis, and client communication. While not legal-specific, they offer powerful capabilities at accessible price points.

Safety-first large language model with a large context window for legal work
Claude AI, developed by Anthropic, is a large language model designed with a focus on safety, reliability, and steerability through its constitutional AI approach. It is used in the legal industry for research, contract drafting, and document review. Claude supports a large context window capable of processing extensive documents at once. Anthropic has expanded to Australia and New Zealand with a Sydney office. The latest Claude models (verify current model names and capabilities with Anthropic) continue to advance reasoning, coding, and analysis capabilities. Enterprise and Team plans provide enhanced security, admin controls, and priority access.

General-purpose AI assistant — increasingly adopted in legal practice
ChatGPT, developed by OpenAI, is a widely used AI assistant capable of understanding and generating human-like text. Legal professionals use it for drafting documents, summarising information, legal research assistance, and case analysis. It is reported to be among the most widely used AI tools in Australian law firms. Enterprise versions provide enhanced security and privacy controls, with zero data retention for API calls.

Google's multimodal AI — deeply integrated with Google Workspace for legal teams
Google Gemini is a multimodal AI model developed by Google, integrated across Google Workspace applications including Gmail, Docs, Drive, and Meet. It assists legal professionals with drafting, research, and analysis tasks within familiar Google applications. Enterprise Workspace plans provide enterprise-grade security and data governance controls. Google has a significant Australian presence and enterprise Workspace plans are available in AUD.

AI assistant embedded across Word, Outlook, Teams, and Excel for legal teams
Microsoft Copilot for Microsoft 365 is an AI assistant integrated into Word, Outlook, Teams, and Excel, designed to assist legal professionals with document creation, email management, meeting summaries, and data analysis within the Microsoft 365 ecosystem. It leverages large language models and the organisation's Microsoft 365 data. Transparent AUD pricing is published on the Microsoft Australia website.