CoCounsel
Research, review and summarisation grounded in Westlaw and Practical Law.
Full CoCounsel record →Head to head
CoCounsel vs Spellbook
CoCounsel (Thomson Reuters) and Spellbook (Spellbook) both sit in Legal. Spellbook shipped more tracked changes in the last 30 days (5 vs 0). Every value below comes from the latest crawl of the vendors' own pages.
| Attribute | CoCounsel Thomson Reuters | Spellbook Spellbook |
|---|---|---|
| Segment | Legal | Legal |
| Version | 2026 platform | ACM |
| Entry cost | Enterprise contract pricing | Custom pricing structured around the number of team members. Offers a 7-day free trial. |
| Pricing tiers | Enterprise free | Law Firms (Spellbook Suite) free · In-House Teams (Spellbook Suite) free |
| Model stack | Claude · GPT-5.2 | GPT5 · Opus |
| Context window | Not published | Not published |
| Public API | ||
| Routes models | ||
| Changes / 30d | 0 | 5 |
| Origin | Global | Global |
| Capabilities | Westlaw grounded research, Document review, Deposition prep, Contract analysis, Drafting | Clause suggestions, Redlining, Risk flagging, Benchmarks, Playbooks, Contract Review, Contract Drafting, Contract Comparison |
Spellbook
Suggests clauses, flags risk and redlines contracts inside Microsoft Word.
Full Spellbook record →