Lexis+ AI vs Spellbook
A side-by-side comparison of two AI tools on pricing, fit, and capability.
| 8.6/10 | Rating | 9/10 |
| research | Tier | contract-review |
| Legal Research | Category | Contract Review |
| Add-on to a Lexis seat (~$171+ base, est.) | Starting price | From ~$99/user/mo (quote-based) |
| Per-seat add-on | Pricing model | Per-seat / mo |
| Cloud SaaS | Deployment | Word add-in + Cloud |
| No | Self-serve | Yes |
| Lexis firms that want generative AI grounded in the Lexis database | Best for | Lawyers who want AI drafting and redlining inside the Word they already use |
Our verdict
On balance, Spellbook edges ahead at 9/10 — but if your budget, tier, or existing stack favors the other, it can be the better fit. Read both full reviews.