Spellbook
AI contract review and drafting that lives inside Microsoft Word, not another tab
What is Spellbook?
Spellbook is a Microsoft Word add-in that brings AI contract review, redlining, drafting, and market benchmarking directly into the editor lawyers already use. Its Associate handles multi-document workflows, while Ask provides cited answers and Market compares clauses against industry norms. Tuned for commercial law on GPT-5 and Claude Opus with zero-data-retention agreements.
Legal AI, contract review, legal operations, e-discovery, practice management, and compliance tools.
See the full Legal AI guide to compare more tools, buyer criteria, and related workflows.
Use cases to evaluate
Reviewing an inbound vendor MSA inside Word and accepting suggested redlines clause by clause
Drafting a first-pass NDA from a precedent and benchmarking risky clauses against Market data
Asking cited questions about a 200-page agreement without leaving the document
Running an Associate workflow across a folder of related contracts during diligence
Fit to evaluate
In-house counsel teams of 2 to 25 lawyers handling commercial contracts
Boutique transactional and corporate firms standardizing on Word-based AI
Procurement-adjacent legal ops reviewing high volumes of vendor paper
Solo and small-firm lawyers who want enterprise-grade AI without leaving Word
Business fit
Right for you if your contract work happens in Word and you want AI suggestions, redlines, and clause libraries inline rather than in a separate app. Right for you if you're a boutique law firm or in-house team that values privacy guarantees and EU AI Act alignment. Skip if you need full contract-lifecycle management with workflow approvals and a CLM repository. Skip if you want self-serve transparent per-seat pricing on the website before talking to sales.
How to evaluate Spellbook
Use this category when legal document volume, review speed, or research workload is creating bottlenecks.
Confirm the exact workflow
Map Spellbook to one concrete workflow first, such as reviewing an inbound vendor msa inside word and accepting suggested redlines clause by clause. Avoid buying before the owner, trigger, output, and success metric are clear.
Check category fit
Compare legal data handling, review controls, citations, and matter workflows.
Compare practical alternatives
Shortlist Spellbook against Harvey, Legora, EvenUp so the decision is based on fit, effort, and workflow ownership rather than brand recognition alone.
Validate cost and rollout effort
Spellbook does not publish dollar amounts. Pricing is structured per license based on number of team members, with a 7-day free trial. Quotes are personalized; in-house teams get playbook-building services and firms over 10 users get dedicated support. Also confirm implementation time, support needs, and whether the medium setup matches your team.
Compare Spellbook with alternatives
Use this quick comparison before booking demos or moving data into a new system.
| Primary workflow | Reviewing an inbound vendor MSA inside Word and accepting suggested redlines clause by clause, Drafting a first-pass NDA from a precedent and benchmarking risky clauses against Market data |
|---|---|
| Best-fit team | In-house counsel teams of 2 to 25 lawyers handling commercial contracts, Boutique transactional and corporate firms standardizing on Word-based AI |
| Implementation effort | Medium setup and maintenance profile |
| Pricing check | Contact sales |
| Closest alternatives | HarveyLegoraEvenUpPaxton AI |
Spellbook pricing
| Model | Contact sales |
|---|---|
| Snapshot | Spellbook does not publish dollar amounts. Pricing is structured per license based on number of team members, with a 7-day free trial. Quotes are personalized; in-house teams get playbook-building services and firms over 10 users get dedicated support. |
| Checked |
Common questions about Spellbook
What is Spellbook?
Spellbook is a Microsoft Word add-in that brings AI contract review, redlining, drafting, and market benchmarking directly into the editor lawyers already use. Its Associate handles multi-document workflows, while Ask provides cited answers and Market compares clauses against industry norms. Tuned for commercial law on GPT-5 and Claude Opus with zero-data-retention agreements.
What is Spellbook used for?
Common use cases: Reviewing an inbound vendor MSA inside Word and accepting suggested redlines clause by clause; Drafting a first-pass NDA from a precedent and benchmarking risky clauses against Market data; Asking cited questions about a 200-page agreement without leaving the document; Running an Associate workflow across a folder of related contracts during diligence.
How much does Spellbook cost?
Spellbook does not publish dollar amounts. Pricing is structured per license based on number of team members, with a 7-day free trial. Quotes are personalized; in-house teams get playbook-building services and firms over 10 users get dedicated support.
Who is Spellbook best for?
Spellbook fits In-house counsel teams of 2 to 25 lawyers handling commercial contracts, Boutique transactional and corporate firms standardizing on Word-based AI, Procurement-adjacent legal ops reviewing high volumes of vendor paper, Solo and small-firm lawyers who want enterprise-grade AI without leaving Word. Right for you if your contract work happens in Word and you want AI suggestions, redlines, and clause libraries inline rather than in a separate app. Right for you if you're a boutique law firm or in-house team that values privacy guarantees and EU AI Act alignment. Skip if you need full contract-lifecycle management with workflow approvals and a CLM repository. Skip if you want self-serve transparent per-seat pricing on the website before talking to sales.
What are alternatives to Spellbook?
Common alternatives to Spellbook include Harvey, Legora, EvenUp, Paxton AI, Robin AI, Ironclad.