Clearbrief
Citation verification inside Word for litigators.
Full Clearbrief record →Head to head
Clearbrief (Clearbrief) and Spellbook (Spellbook) both sit in Legal. Spellbook is the cheaper entry point at Custom pricing structured around the number of team members. Offers a 7-day free trial.. 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 | Clearbrief Clearbrief | Spellbook Spellbook |
|---|---|---|
| Segment | Legal | Legal |
| Version | 2025 | ACM |
| Entry cost | from $110/mo | Custom pricing structured around the number of team members. Offers a 7-day free trial. |
| Pricing tiers | — | Law Firms (Spellbook Suite) free · In-House Teams (Spellbook Suite) free |
| Model stack | in-house NLP | GPT5 · Opus |
| Context window | — | Not published |
| Public API | ||
| Routes models | ||
| Changes / 30d | 0 | 5 |
| Origin | Global | Global |
| Capabilities | Cite check, Timeline builder, Hyperlinked briefs | Clause suggestions, Redlining, Risk flagging, Benchmarks, Playbooks, Contract Review, Contract Drafting, Contract Comparison |
Citation verification inside Word for litigators.
Full Clearbrief record →Suggests clauses, flags risk and redlines contracts inside Microsoft Word.
Full Spellbook record →