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Knowledge

Your knowledge.
Instantly accessible.

Build your own specialized legal intelligence hubs in seconds. Transform your institutional knowledge into AI-powered assistants that understand your practice area and precedents.

Build specialized knowledge hubs
WORKSPACES

Build specialized knowledge hubs

Connect OneDrive, SharePoint, and upload proprietary documents to create custom AI assistants. Your decades of M&A deals, thousands of commercial agreements, or complex regulatory memoranda become queryable, actionable intelligence.

Answers grounded in your sources
RESEARCH

Answers grounded in your sources

Get accurate answers based on your firm's actual experience and precedents. Every response is grounded in your documents with citations you can verify immediately. Turn institutional knowledge into competitive advantage.

You deserve transparent pricing

Sonar Legal uses up to 80% fewer tokens in agentic legal workflows, delivering enterprise-grade legal AI at a price that makes sense.

Save up to 20% with annual billing
Free Forever
Productivity boost for everyone
FREE
  • Definitions: Unlimited
  • Errors: 10 req./month
  • Partner: 10 req./month
  • Playbooks: 5 req./month, Sonar only
Value
Draft and redline inside MS Word
$49/month
Save 20% with annual billing
  • Definitions: Unlimited
  • Errors: 100 req./month
  • Partner: 100 req./month
  • Playbooks: 50 req./month, Sonar only
  • Format: 50 req./month, Sonar only
Most Popular
Premium
Unlimited Word usage plus Outlook
$79/month
Save 20% with annual billing
  • Definitions: Unlimited
  • Errors: Unlimited
  • Partner: Unlimited
  • Playbooks: Unlimited, Sonar only
  • Format: Unlimited, Sonar only
  • Outlook Add-In
Enterprise
Full power of Sonar Legal
Custom
  • Definitions: Unlimited
  • Errors: Unlimited
  • Draft: Unlimited
  • Partner: Unlimited
  • Playbooks: Unlimited
  • Format: Unlimited
  • Outlook Add-In
  • Sonar Web
  • Prompt Library
  • Custom Playbooks
  • Custom Formatting Templates