Microsoft 365 Copilot
Microsoft
Microsoft's AI assistant in Word, Excel, PowerPoint, Outlook and Teams, grounded in your work data. Chat, Cowork and Agent Mode on OpenAI and Anthropic models. Business from $21/user/mo.
We track and rank the best AI workflow agents built for Legal businesses. Every agent below is evaluated on pricing, deployment complexity, integrations, and capability depth — so you can choose the right tool to automate business processes and orchestrate tasks in Legal.
6 agents indexed· Updated October 2026
Microsoft
Microsoft's AI assistant in Word, Excel, PowerPoint, Outlook and Teams, grounded in your work data. Chat, Cowork and Agent Mode on OpenAI and Anthropic models. Business from $21/user/mo.
Anthropic
Anthropic's agentic AI for knowledge work. Reads, edits and creates files, runs shell commands, schedules recurring tasks, and connects to Microsoft 365, Drive and Slack. Web, desktop and mobile.
Zeta AI, Inc.
Slack, Microsoft Teams and Discord AI coworker that connects to 9,800+ tools, writes and runs code, and delivers finished PDFs, dashboards, and web apps. $100 in free credits, then from $50/mo for 20,000 credits (USD).
Microsoft
Microsoft's agent in Microsoft Copilot that carries out multi-step work across Outlook, Teams, Word, Excel and PowerPoint. Needs a Microsoft 365 Copilot license, billed per use in Copilot Credits.
Anthropic
Anthropic's Outlook add-in and the fourth Office agent, in beta. Triages an unread inbox, drafts replies that land unsent, summarizes threads with per-email citations, and schedules meetings.
Anthropic
Anthropic's Word add-in, one of four Office agents. Reviews long documents with clickable citations, edits passages in place, reads tracked changes and comment threads, and handles counterparty redlines.
Based on our index, the top AI workflow agents for Legal are Microsoft 365 Copilot, Claude Cowork, Viktor. These are ranked by our editorial rating, across 6 indexed agents.
When evaluating AI workflow agents for Legal, consider pricing model (free vs subscription vs usage-based), deployment difficulty, integrations with your existing stack, and whether the agent specialises in Legal workflows. Every agent on this page includes structured data on all of these dimensions.
Yes — several AI workflow agents offer free or freemium plans. Use the filter pills above to narrow by pricing, or browse the full AI Workflow Agents index.