Side by side
| Feature | CoCounsel | Spellbook |
|---|---|---|
| What it does | AI assistant from Thomson Reuters for legal, tax and audit professionals, grounded in trusted Westlaw and Practical Law content. | AI contract review and drafting inside Microsoft Word, for transactional lawyers and in-house legal teams. |
| Price from | not listed | not listed |
| Free plan | ? | trial |
| Platforms | web | windows, mac, web |
| API | not stated | not stated |
CoCounsel: key features
- Legal research grounded in Westlaw content
- Document analysis in a single workspace
- Drafting with guides and templates from Practical Law
- Citation-backed answers for verification
- Tax research and client deliverables
- Audit workflow automation with AI
Spellbook: key features
- Contract redlining and risk detection in Microsoft Word
- Drafting new clauses and full agreements from scratch or saved libraries
- Comparison of contracts against industry standards
- Playbooks that enforce a team's legal standards on each review
- Quick Q&A over contract content
- Multi-document workflows via the Associate agent
FAQ
Is CoCounsel or Spellbook better?
It depends on the job - compare prices, free plans and features in the table above.
Are CoCounsel and Spellbook free?
CoCounsel: The vendor does not state this clearly on the homepage or pricing page. Spellbook: There is a free trial. 7-day free trial for lawyers and legal teams; extended trials may be available for larger organizations.